Relationship: 1997 to present

Victoria was at the height of her fame as Posh Spice and David was a world-class player at Manchester United when they met at one of the club's charity matches in 1997. They married in an extravagent wedding in July 1999 in Dublin. They have four children: Brooklyn, Romeo, Cruz and Harper.

Style summary: The couple's fashion choices have evolved from loud and garish to sleek and minimal. They often match.

Pictured shopping in Paris in May 2013

Relationship: 2006 to present

German actress and former fashion model Diane Kruger and Dawson's Creek actor Joshua Jackson began dating eight years ago after surviving a terrible first date. "I took her to an Italian restaurant, and there was some flower that was blooming. She was allergic to it so she sniffled and sneezed the entire time," recalled the actor in an interview. Kruger, who was previously married to actor Guillaume Canet, recently said, "I'm not married and don't intend to be, and I never believed in love at first sight but I do believe opposites attract". The couple shares residences in Paris and Vancouver.

Style summary: While Kruger channels chic Parisian style, Jackson is the more casual often opting for jeans and a T-shirt.

Pictured in New York in May 2014

Relationship: 2008 to present

American socialite and fashionista Olivia Palermo was introduced to German model Johannes Huebl through mutual friends. The pair tied the not in June 2014 in an intimate ceremony in a quiet park in Bedford, New York. While Palermo wore a white cashmere sweater and skirt, Huebl wore a matching white suit. In a 2010 interview, Palermo said, "I think that we grow together. I think that I'm constantly learning, and we're both eager to learn about not only each other, but our interests."

Style summary: Luxury designers, chic sartorial touches and a preppy aesthetic.

Pictured in New York in January 2014

Relationship: 2005 to present

The super couple - dubbed 'Branjelina' - began dating after they met on the set of film Mr. & Mrs. Smith in 2004. They have three adopted children - Maddox, Pax and Zahara - and three biological - Shiloh and twins Knox and Vivienne. Jolie and Pitt got engaged in 2012 but are yet to marry.

Style summary: lots of black and his-and-her suits.

Pictured in London in June 2014

Relationship: 2002 to present

The royal couple met at St Andrews University where Middleton studied Art History and Prince William studied Geography. After a four-year relationship, the pair split, however after getting back together the announced the news everyone had been waiting for on November 16, 2010 – William had proposed to Kate with his mother Princess Diana's sapphire engagement ring weeks earlier, during a holiday in Kenya. They're now officially the Duke and Duchess of Cambridge and have one-year-old son Prince George.

Style summary: When not on royal duty - which consists of suits for the Duke and chic coat dresses for the Duchess - the couple are in jeans, polo tops and casual shirts.

Pictured at a friend's wedding in October 2010 before they announced their engagement

Marriage: 1964-1974 and 1975-1976

While on the set of Cleopatra, Taylor met Welsh actor, Richard Burton and their tumultuous romance began. At the time they were both married — Taylor to Fisher and Burton to Sybil Williams — but both were able to end their respective unions to marry each other in 1964. They divorced in 1974 and married once again 16 months later. It was during this marriage that Burton bought his wife what came to be known as the "Burton-Taylor" Diamond, a 69.42-carat pear-shaped stone. Together they adopted daughter Maria Burton.

Style summary: They're Hollywood's most extravagant couple. While Taylor wore rich furs and rare jewels, Burton dressed smartly in turtle-neck jumpers and blazers.

Pictured at London Airport in October 1969

Relationship: 1968-1980

They were France's most glamourous couple. In the 1970s, English actress Jane Birkin and French musician Serge Gainsbourg charmed and scandalised with their explicit love affair. Their relationship lasted over a decade and in 1971 they had a daughter, the actress and singer Charlotte Gainsbourg. Although many sources say they were married, according to Charlotte this was not the case. Birkin left Gainsbourg in 1980 due to his addiction to alcohol.

Style summary: Casual, loose fitting garments; slightly untidy; simplicity was key

Pictured in 1969

Relationship: 1965-1973

Beatles singer John Lennon and artist Yoko Ono married on March 20, 1969 at The Rock Hotel in Gibraltar. Knowing their marriage would be a huge media event, Lennon and Ono held their first“Bed-In for Peace” for a week during their honeymoon in Amsterdam. Lennon added Ono as his middle name by deed poll on April 22, 1969. The pair eventually reconciled and in 1975 they had their only child together Sean Lennon.

Style summary: Matching all black or white outfits

Pictured at Heathrow airport in April 1968

Relationship: 1994-1998

They met in New York City at Cafe’s Tobaco in 1994 and went on to become the 'it' couple of the 90s. Just months after their split, Depp said in an interview, "Kate is somebody I care about deeply… she’s a great, lovely, sweet, pure girl – really a great kid, and I care about her. I love her on a very deep, profound level". More recently, Moss told Vanity Fair, "There’s nobody that’s ever really been able to take care of me. Johnny did for a bit. I believed what he said. Like if I said, “What do I do?” he’d tell me. And that’s what I missed when I left. I really lost that gauge of somebody I could trust. Nightmare. Years and years of crying. Oh, the tears!"

Style summary: Carefree and grunge-chic

Pictured in New York in 1994

Relationship: 2012-present

While Kanye West had been a family friend to the Kardashians for years, the singer released song "Theraflu" in April 2012, with the lyrics "and I'll admit, I fell in love with Kim 'round the same time she had fell in love wit' him. Well, that's cool, baby girl, do ya thing," in reference to Kardashian's relationship with Kris Humphries. The pair have since welcomed their first child, North West, and tied the knot over a lavish wedding weekend in Paris and Florence.

Style summary: his-and-her urban fashion

Pictured in Paris in September 2013

Relationship: 2012 to present

Actress Keira Knightley started dating James Righton, the singer and keyboard player for the rock group Klaxons, in 2011. The pair tied the knot in a low-key ceremony in May 2013 in the South of France - Knightley famously wore a pink tulle Chanel dress which she previously had in her wardrobe - and a secret second ceremony with more family and friends.

Style summary: While Knightley wears floaty and floral dresses, Righton is often in a printed Tee.

Pictured in New York in June 2014

Relationship: 1991 to present

They were introduced by Sarah's brother Pippin and three months later went on their first date to Cornelia Street Cafe in New York. They quickly became inseparable and were often seen on the red carpet. "It's so nice to date somebody who takes the subway," Parker told Entertainment Weekly in 1993. On 19 May 1997, the couple wed in front of 100 guests wearing all black. "I was too embarrassed to get married in white," Parker told Marie Claire. "Both Matthew and I were reluctant to have people pay so much attention to us". They live in New York City with their son James and twin daughters Marion and Tabitha.

Style summary: The once understated pair have come into their own, unafraid to wear bold colours and prints

Pictured in New York in July 2014

Relationship: 1952 to 1963

In 1952, graduate Jacqueline Bouvier met John Kennedy, a congressman, at a dinner party where they were officially introduced. By June 1953, the couple were engaged and three months later the couple tied the knot in a lavish affair with over a thousand guests at the wedding reception. In 1960, Kennedy won his campaign for presidency and they become one of America’s most beloved couples. Kennedy was tragically shot dead during a procession in 1963 and five years later, Jackie married Greek shipping magnate Aristotle Onassis.

Style summary: Where John wore sophisticated tailored suits, Jackie complemented him with sleek shift dresses and her signature pillbox hat.

Pictured in New York in July 2014

Relationship: 1970 to 1978

Mick Jagger met Nicaraguan-born Bianca Perez-Mora Macias in 1970 after a Rolling Stone's concert and were married a year later in France, with guests including Paul McCartney and fellow Rolling Stone Keith Richards. Soon after they had daughter Jade, Bianca filed for divorce from Mick in 1978.

Style summary: Their clothes matched her strong attitude and rock 'n' roll lifestyle

Pictured at a Rolling Stones Party in 1973

Relationship: 2007 to present

Signs of a relationship between Brazilian supermodel Bündchen and American football quarterback Brady surfaced in 2007 when they were snapped tightly holding hands while walking the streets of New York. The couple tied the knot in Santa Monica in February 2009 and now have two children, son Benjamin and daughter Vivian. They rarely attend red carpet events together, but every year they make an appearance at the Met Costume Gala wearing coordinated ensembles.

Style summary: All-American casual

Pictured at the World Cup Final in July 2014