Guests attending the wedding of Prince Philippos of Greece, the godson of Princess Diana and the Duke of Edinburgh, with Nina Flohr, the daughter of a billionaire, have shared snaps of the lavish event in Athens over the weekend.

The prince, 35, who is the youngest child of the last king and queen of Greece, Constantine II and Anne-Marie of Denmark, exchanged vows with Nina, daughter of Swiss businessman Thomas Flohr, for the third time.

The couple first wed last December in a small civil ceremony in St Moritz, Switzerland, followed by a high society springtime celebration in Cambridgeshire.

Although both were intimate affairs, and there were only the two fathers present at the first, the third wedding at Metropolitan Cathedral of Athens was a full-blown celebration.  

Princess Eugenie and Princess Beatrice were there to witness the big day. They shared photos on social media showing a lavish wedding breakfast featuring wild fennel and golden grouper fillet, as well as ‘late-harvest tomato salad’ and homemade ravioli. 

Guests attending the wedding of Prince Philippos of Greece , the godson of Princess Diana and the Duke of Edinburgh , with Nina Flohr, the daughter of a billionaire, have shared snaps of the lavish event in Athens over the weekend

Guests at the wedding of Prince Philippos, of Greece – the godson Princess Diana and Duke of Edinburgh – shared photos with Nina Flohr (the daughter of a billionaire) of the extravagant event in Athens. 

The couple's third wedding at the Metropolitan Cathedral of Athens had all the makings of a full-blown extravaganza (pictured, Nina walking down the aisle)

The couple’s third wedding at Athens’ Metropolitan Cathedral was a spectacular affair. Nina is seen walking down the aisle. 

Guests of the big day, which was attended by Princess Beatrice and Princess Eugenie, shared snaps on social media, including the adorable flower girls

The big day was attended by Princess Beatrice, Princess Eugenie and other guests. They shared photos on social media including adorable flower girls 

Meanwhile those attending the big day dined on handmade ravioli, late harvest tomato salad and a golden groupet fillet with wild fennel

The tables were decorated with huge colourful floral and fruit displays

Those who attended the big day enjoyed handmade ravioli, late-harvest tomato salad, and a golden grupt fillet filled with wild fennel (left). The tables were decorated in vibrant floral and fruit arrangements (right). 

Guests opted for stunning monochrome gowns for the big event, and posed for snaps on an orange carpeted tent which was decorated with fairy lights and hanging greenery

For the big day, guests wore monochrome gowns. They took pictures on an orange carpeted tent decorated by fairy lights and hanging greenery. 

The couple’s menu included simple design with navy writing and featured their monograph.  

Throughout the event, tables were decorated with vibrant flowers and fruits including pomegranates or berries.  

Princess Olympia of Greece also shared online snaps of the flower girl’s outfits, which included pretty cream dresses and gold sashes.

The little girls wore flower crowns of yellow, white, or blue flowers. They also carried small white bouquets. 

The couple tied-the-knot at the stunning Metropolitan Cathedral of Athens, with several guests sharing snaps of the gorgeous surroundings

The couple tied-the-knot at the stunning Metropolitan Cathedral of Athens, with several guests sharing snaps of the gorgeous surroundings 

The little girls also donned flower crowns crafted from yellow, white and blue flowers, and carried posies full of small white flowers

The little girls wore flower crowns made from yellow, white, and blue flowers and carried small white flowers in posies.

Princess Olympia of Greece walked down the aisle holding hands with the flower girls

Princess Olympia of Greece walked down the aisle holding hands with the flower girls, and could be seen keeping the youngsters amused with a book during the ceremony

Princess Olympia of Greece, walked down the aisle with the flower girls (left), while keeping the children entertained with a book during ceremony (right). 

Guests attending the wedding were met by hoards of reporters as they exited the cathedral in the Greek capital city (pictured)

As the guests left the cathedral in Greece’s capital city, they were met by a swarm of reporters (pictured). 

The flower girls donned white gowns with gold sashes from Marie Chantal's children's brand (pictured)

Marie Chantal’s children brand, Marie Chantal, provided white gowns with gold sashes for the flower girls (pictured). 

Later, guests shared snaps as they took to the dancefloor and boogied the night away, with large yellow floral decorations visible in the background

Later, guests shared their snaps as they danced the night away. The background featured large yellow floral decorations. 

Philippos and Nina had made the guestlist for the wedding of Eugenie and Jack Brooksbank in 2018, while Nina is also good friends with Edoardo Mapelli Mozzi, Princess Beatrice’s husband. 

Eugenie opted for a black dress designed by Peter Pilotto which featured gold button detailing, and completed the look with a Gabriela Hurst clutch, Carvela heels and sunglasses. 

Beatrice looked stunning in a Gucci dress which features a cream top and a black bottom, accessorised with a bow.

Among the guestlist were King Constantine of Greece (Prince William’s godfather) and Queen Anne-Marie of Denmark, who still use their royal titles despite the abolition of the Greek monarchy in 1973.  

Among the royals in attendance were Princess Eugenie and Jack Brooksbank (left) and Princess Beatrice and Edoardo Mapelli Mozzi (right)

Among the royals in attendance were Princess Eugenie and Jack Brooksbank (left) and Princess Beatrice and Edoardo Mapelli Mozzi (right)

Princess Beatrice jetted out to Athens for the ceremony along with royals from around the world as they celebrated in front of adoring Greek fans

Princess Beatrice jetted out to Athens for the ceremony along with royals from around the world as they celebrated in front of adoring Greek fans

Beatrice looked stunning in a Gucci dress which features a cream top and a black bottom, accessorised with a bow

Beatrice looked stunning in a Gucci dress which features a cream top and a black bottom, accessorised with a bow

Eugenie was all smiles during the ceremony, the third held by the couple due to Covid restrictions as they made the most of their nuptials

Eugenie was all smiles during the ceremony, the third held by the couple due to Covid restrictions as they made the most of their nuptials

Eugenie opted for a black dress designed by Peter Pilotto which featured gold button detailing, and completed the look with a Gabriela Hurst clutch, Carvela heels and sunglasses

Eugenie opted for a black dress designed by Peter Pilotto which featured gold button detailing, and completed the look with a Gabriela Hurst clutch, Carvela heels and sunglasses

Philippos and Nina had made the guestlist for the wedding of Eugenie and Jack Brooksbank in 2018, while Nina is also good friends with Edoardo Mapelli Mozzi, Princess Beatrice's husband.

Philippos, Nina and Edoardo Mapelli Mozzi were both on the guestlist for Eugenie und Jack Brooksbank’s wedding in 2018. Nina is also good friend with Edoardo Mapelli mozzi, Princess Beatrice’s husband.

He is the brother of four siblings, including Crown Prince Pavlos, 54, of Greece. He shares five children with Marie-Chantal, a jet-set socialite from Greece. 

Their daughter Princess Olympia, 25, was accompanied by Peregrine Pearson, the rich heir to Cowdray Park.

Other Brits who traveled included Alice Naylor Leyland, Vogue writer, and Tom, her husband. They hosted wedding No. 2 at their Cambridge home, Stibbington House.

Alice was named one of Tatler’s 2018’society Swans’. Tom is the son Baronet Sir Philip Naylor Leyland, part a land-owning family that controls the 17th-century Talbot Hotel in Malton, North Yorkshire. 

Philippos, son of former King of Greece Constantine II, and his wife Nina Flohn leave Athens' Orthodox Cathedral following their wedding ceremony in Athens

Philippos, the son and former King of Greece Constantine I, and Nina Flohn leave Athens Orthodox Cathedral following their marriage ceremony.

The lavish ceremony drew crowds of adoring fans as well as a number of royals and well-heeled guests from around the world

The lavish ceremony attracted crowds of adoring supporters as well as a few well-heeled guests and royals from around the globe.

Princess Beatrice of York poses with her husband Edoardo Mapelli Mozzi in front of the church doors ahead of the royal wedding

Beatrice of York poses with Edoardo Mapelli-Mozzi in front church doors before the royal wedding

The adoring couple put on a loved-up display as Philippos kissed the hand of his new bride outside the Athens church in front of spectators

The couple gave a loving display as Philippos shook hands with his new bride in front of spectators outside the Athens Church.

Crowds gathered near the Orthodox Cathedral in Athens to cheer on the newlyweds as they emerged from the church after their third ceremony

Crowds gathered in Athens near the Orthodox Church to cheer the newlyweds as their third ceremony ended.

Princess Beatrice looked stunning in her Gucci dress as she beamed at cheering onlookers in front of the Orthodox Cathedral

As Princess Beatrice looked radiant in her Gucci dress, she cheered on the others in front of the Orthodox Cathedral.

Prince Christian of Hanover

Eugenie and Beatrie with their husbands, Prince Ernst August of Hanover, and Prince Christianof Hanover join Eugenie and Beatrie at the wedding

Philippos was born in London after his family were exiled from Greece in 1967 and later studied at the Georgetown University in the US

Philippos was born in London, after his family fled Greece in 1967. He later studied at Georgetown University in the US.

Pavlos (centre), the eldest son of Constantine II and Anne Marie, welcomes the Emeritus Queen of Spain Sophia (left) and her sister Irene (right)

Pavlos (right), the eldest son Constantine II and Anne Marie welcomes Sophia, Emeritus Queen Of Spain (left), and Irene (right).

The prince (pictured with his mother), 35, is the youngest child of the last king and queen of Greece, Constantine II and Anne-Marie of Denmark

The prince (pictured with mother), 35 is the youngest child of the last King and Queen of Greece, Constantine II, and Anne-Marie from Denmark.

The sisters looked glamorous in their eye-catching outfits as they travelled to Greece for the ceremony watched on by royal fans

The sisters looked glamorous in their eye-catching outfits as they travelled to Greece for the ceremony watched on by royal fans

The sisters looked fabulous in their eye-catching outfits while they traveled to Greece for a ceremony that was watched over by royal fans

The couple first wed last December in a small civil ceremony in St Moritz, Switzerland, followed by a high society springtime celebration in Cambridgeshire

The couple wed in a small civil ceremony last December in St Moritz, Switzerland. They were followed by a high society celebration in Cambridgeshire.

Pavlos (left), Thomas Flohr (second left), Prince Constantine Alexios (centre, standing), former King Constantine II (centre, seated), Anne-Marie (right, in blue) salute the crowd

Pavlos (left), Thomas Flohr (2nd left), Prince Constantine Alexios (3rd from the right), former King Constantine II (3rd from the right), Anne-Marie (3rd, in blue), salute crowd

Thomas Flohr, pictured walking alongside his daughter, is the Swiss founder of VistaJet, a private jet charter company

Thomas Flohr, pictured alongside his daughter, was the Swiss founder and CEO of VistaJet, a private charter company for private jets.

The former King of Greece waves to supporters as he is supported by his grandson Prince Constantine Alexios of Greece and Denmark

The former King of Greece waves to supporters as he is supported by his grandson Prince Constantine Alexios of Greece and Denmark

Beatrice's stylish Gucci dress featured an accented bow detail at the front as she carried her face mask in her hand outside the church

Beatrice wore a Gucci dress with an accented bow detail on the front. She carried her face mask outside the church in her hand.

Princess Beatrice of York and Edoardo Mapelli Mozzi and Andrea Casiraghi stand outside the church during the royal wedding

During the royal wedding, Princess Beatrice of York, Edoardo Maglio Mozzi and Andrea Casiraghi are seen outside the church.

The couple, pictured on the eve of the wedding, are expected to be hosting a lavish celebration with a host of international royals in attendance

The couple was pictured on the eve before the wedding. They are expected to host a lavish celebration with a host international royals in attendance

Philippos, 35, godson of Princess Diana and the Duke of Edinburgh, married at the Metropolitan Cathedral of Athens. The couple's first wedding took place in December 2020 in St Moritz, pictured

Philippos, 35 year old, is the godson of Princess Diana (and the Duke of Edinburgh) and was married at Athens’ Metropolitan Cathedral. The couple got married in December 2020 in St Moritz.

The couple's second low-key wedding was hosted by Vogue writer Alice Naylor- Leyland and her husband Tom at their home of Stibbington House in Cambridge, pictured

The couple’s second low-key marriage was hosted by Alice Naylor- Leyland, Vogue writer, and Tom at their home in Stibbington House, Cambridge.

Violet Henderson, magazine editor and Princess Eugenie’s friend Caroline Rupert are also part of their well-off group.

Lady Penelope Knatchbull, the Duke of Edinburgh’s long-time carriage driver companion, is the groom’s Godmother and was expected among the guests. 

Philippos’s family is well connected and could have representatives from almost every European monarchy attending the ceremony.

Prince Philippos of Greece and Denmark and Nina Flohr smile to the crowds during their wedding ceremony in Athens

During their Athens wedding ceremony Nina Flohr and Prince Philippos from Denmark and Greece, they smiled at the crowds

Among the guestlist were King Constantine of Greece (pictured) and Queen Anne-Marie of Denmark, who still use their royal titles despite the abolition of the Greek monarchy in 1973

King Constantine (pictured) and Queen Anne Marie of Denmark were among the guests. They still use their royal titles despite being exiled from Greece in 1973.

King Constantine and his son the Crown Prince Pavlos have no official remit, but are still active participants in royal life around Europe

King Constantine, and his son, the Crown Prince Pavlos do not have an official remit. However they are active participants in royal life throughout Europe.

Princess Beatrice of York and Edoardo Mapelli Mozzi stand hand in hand at the wedding of the Greek royal

At the wedding of the Greek royal, Princess Beatrice of York stands hand in hand with Edoardo Mapelli mozzi

The couple first wed last December in a small civil ceremony in St Moritz, Switzerland, followed by a high society springtime celebration in Cambridgeshire

The couple wed in a small civil ceremony last December in St Moritz, Switzerland. They were followed by a high society celebration in Cambridgeshire.

Their third wedding at the Metropolitan Cathedral of Athens had all the makings of a full-blown extravaganza

Their third wedding at Athens Metropolitan Cathedral had all the ingredients for a full-blown celebration

Irene of Greece (centre), Queen Sofia of Spain (right) and Princess Benedikte of Denmark (left) stand outside the cathedral following the ceremony

After the ceremony, Irene of Greece (right), Queen Sofia of Spain and Princess Benedikte (left) stand outside of the cathedral

Princess Beatrice of York and Alice Naylor-Leyland are seen at the Athens' Orthodox Cathedral following the wedding ceremony

Following the wedding ceremony, Princess Beatrice and Alice Naylor Leyland were seen at the Athens Orthodox Cathedral.

The New York City-based hedge fund analyst secretly married creative director for airline VistaJet Nina Nastassja Flohr for the first time last year

The New York City-based hedge fund analyst secretly married Nina Nastassja Flohr, the creative director of VistaJet airline VistaJet. This was the first time this year.

The couple's second low-key wedding was hosted by Vogue writer Alice Naylor- Leyland and her husband Tom at their home of Stibbington House in Cambridge

Vogue writer Alice Naylor Leyland hosted the second low-key wedding of the couple at their Cambridge home, Stibbington House.

Beatrice holds a mobile phone up to her ear while attending the wedding in Athens

While attending the Athens wedding, Beatrice keeps her mobile phone close to her ear.

Certainly there will be no shortage of potential names on the guestlist. Right at the top will be the groom's family. He has four siblings, including Crown Prince Pavlos of Greece, 54, who shares five children with the jet-set socialite Marie-Chantal of Greece (right). Their model daughter Princess Olympia (left) would surely bring some glamour to her uncle's wedding

There will be many names on the guest list. The groom’s family will be at the top of the guest list. He has four siblings, including Crown Princess Pavlos of Greece, 54. He shares five children with Marie-Chantal, a jet-set socialite from Greece (right). Their beautiful daughter Princess Olympia (left), would certainly add glamour to her uncle’s wedding.

Eugenie and Jack Brooksbank, pictured in September, were rumoured to be in attendance, with Philippos and Nina making the guestlist for their royal wedding in October 2018

Jack Brooksbank and Eugenie Brooksbank were pictured in September. Philippos, Nina and others are expected to attend their royal wedding in October 2018.

Other Brits expected to make the journey include Vogue writer Alice Naylor- Leyland (in pink), Princess Eugenie's friend Caroline Rupert (in blue) and magazine editor Violet Henderson (right). All are pictured at Nina's second wedding hosted by Alice in May

Other Brits expected to make the journey include Vogue writer Alice Naylor- Leyland (in pink), Princess Eugenie’s friend Caroline Rupert (in blue) and magazine editor Violet Henderson (right). All were photographed at Nina’s second wedding, hosted by Alice in May

Philippo's father Constantine II was king of Greece until he was ousted from power in a military coup in 1967

Philippo’s father Constantine I was king in Greece until he was removed from power by a military coup.

According to Hola! Hola!, his aunt Queen Sofia of Spain, paternal aunt of the current King Felipe, was to attend the ceremony as well as Princess Elena from Spain, the groom’s cousin and godmother. 

Another godmother and the groom’s maternal aunt, Princess Benedikte of Denmark, was invited, as has godfather Kyril, Prince of Preslav. Margrethe II, a Danish maternal aunt, was invited to attend with her son Crown Prince Frederick, and daughter-in law Crown Princess Mary.

They are not related but royal protocol states that King Willem Alexander and Queen Maxima, Crown Princess Victoria, Crown Prince Daniel of Sweden, Crown Prince Haakon, Crown Princess Mette Marit, Crown Prince Haakon, and Crown Prince Haakon were all expected to attend the cathedral on Saturday. 

Philippos's godparents include King Felipe of Spain (pictured with Queen Letizia)

And Queen Margrethe II of Denmark, pictured, who is also his maternal aunt

Philippos’ godparents were King Felipe (left, with Queen Letizia, his wife) and Queen Margrethe of Denmark (right, who are also his maternal aunt).

Although they're not directly related, royal protocol means King Willem-Alexander and Queen Maxima of the Netherlands, pictured, Crown Princess Victoria and Crown Prince Daniel of Sweden, and Crown Prince Haakon and Crown Princess Mette-Marit may attend

Although they’re not directly related, royal protocol means King Willem-Alexander and Queen Maxima of the Netherlands, pictured, Crown Princess Victoria and Crown Prince Daniel of Sweden, and Crown Prince Haakon and Crown Princess Mette-Marit may attend

Among the notable absences were godfather and cousin King Felipe of Spain and his wife, Queen Sofia, who are otherwise engaged at the annual Asturias awards. 

Born in 1986 at St Mary’s Hospital in London, Philippos was raised in a 13-bedroom stately house on the edge of Hampstead Heath where Princess Diana was a frequent visitor with Prince William and Prince Harry.

Although he is known for being private and prefers to avoid the spotlight, he has made appearances at many high-profile events like the wedding of Crown Princess Victoria in Sweden in 2010 or her sister Princess Madeleine 2013.

The Georgetown University graduate now works as a hedge fund analyst in New York, while his future wife founded the nonprofit marine research facility, the Bazaruto Center for Scientific Studies (BCSS), in 2017.

The couple were first married in a private ceremony in December, and were joined only by their fathers King Constantine, 80, and Thomas Flohr, 60, due to Covid-19 restrictions

The couple were married for the first time in December in a private ceremony. Due to Covid-19 restrictions, their fathers King Constantine, 80 and Thomas Flohr 60 were unable to join them.

Nina wore a large white bow in her hair and opted to wear a smart two piece suit for the couple's first wedding

Photographs released of the couple's intimate big day showed the royal and Nina standing together in front of the registrar

Nina wore a large, white bow in her hair. She opted to wear a smart, two-piece suit for their first wedding. 

She is the daughter and businessman from Switzerland, Thomas Flohr. He founded private jet charter company VistaJet.

King Constantine and Crown Prince Pavlos, his son, have no official remit but are still active participants to royal life in Europe.

The family is closely associated with the British royals because King Constantine, Prince Charles’ godfather, and Prince William’s second cousin are both from the same family. 

Other snaps from the weekend revealed the wedding party enjoyed an outdoor picnic in the sunshine

Other snaps from the weekend revealed the wedding party enjoyed an outdoor picnic in the sunshine

Other photos from the weekend showed that the wedding party enjoyed a picnic outside in the sun

Vogue writer Alice decorated the dining room of her home Stibbington House with white balloons and photographs of the couple's first wedding for the occasion

Alice, Vogue writer, decorated Stibbington house’s dining room using white balloons and photos of the couple’s first marriage. 

The bride shared a gushing tribute to her hosts Alice Naylor-Leyland and her husband Tom for hosting the wedding and said there had been 'speeches and happy tears' during the event

In the snaps, a candle-lit dining room table could be seen, decorated with huge white and blue peonies, monogrammed napkins and images from the couple's first wedding in December

The bride shared a heartfelt tribute to Tom and Alice Naylor-Leyland, her wedding hosts. She said there were’speeches’ and ‘happy tears’ during the event.