Princess Anne.Photo: Hulton-Deutsch Collection/CORBIS/Corbis via Getty

Princess Anne in the grounds of Sandringham, before the 1969 Royal Tour of Australia and New Zealand.

01of 141950Topical Press Agency/GettyQueen Elizabeth(then Princess Elizabeth) andPrince Philipwelcomed their second child (their first and only daughter), Princess Anne, on August 15, 1950.

01of 14

1950

Topical Press Agency/Getty

Anne Christened

Queen Elizabeth(then Princess Elizabeth) andPrince Philipwelcomed their second child (their first and only daughter), Princess Anne, on August 15, 1950.

02of 14

1955

Ziggy Jacobsen/REX/Shutterstock

Princess Anne (now Princess Royal) - August 1955 These Pictures Of The Royal Family Were Found In An Attic In London. Ziggy Jacobsen Has Acquired Them And Sold Us A Set Of Prints (for 300). Princess Anne With Pram…royalty

03of 141964PA Images via GettyPrincess Anne took after her mother’s love of horses and became a competitive rider.

03of 14

1964

PA Images via Getty

Princess Anne (later the Princess Royal),13, represents her school, Benenden, for the first time in a showjumping competition

Princess Anne took after her mother’s love of horses and became a competitive rider.

04of 141967Terry Fincher/Express/Hulton Archive/GettyAs a teenager, Princess Anne andPrince Charlesbegan accompanying their parents on royal tours. In 1967, they visited the Isles of Scilly.

04of 14

1967

Terry Fincher/Express/Hulton Archive/Getty

A Royal Visit To The Isles Of Scilly

As a teenager, Princess Anne andPrince Charlesbegan accompanying their parents on royal tours. In 1967, they visited the Isles of Scilly.

05of 141968PA Images via GettyThe entire family, including a teenage Anne and the family dogs, posed for photos on the grounds of Frogmore House in Windsor.

05of 14

1968

Royalty - Royal Family - Frogmore House, Windsor

The entire family, including a teenage Anne and the family dogs, posed for photos on the grounds of Frogmore House in Windsor.

06of 141969Princess Anne and Princess Alice in 1969.WATFORD/Mirrorpix/Mirrorpix via GettyPrincess Anne and her grandmother, Philip’s mother Princess Alice, enjoyed a glam movie night at the Warner Theatre.

06of 14

1969

Princess Anne and Princess Alice in 1969.WATFORD/Mirrorpix/Mirrorpix via Getty

A Royal night at the cinema. (Left to right) Princess Anne and Princess Alice arriving at the Warner Theatre. November 1969

Princess Anne and her grandmother, Philip’s mother Princess Alice, enjoyed a glam movie night at the Warner Theatre.

07of 141969Bettmann/GettyAnne met dignitaries from around the world, including when President Richard Nixon visited Buckingham Palace.

07of 14

Bettmann/Getty

President Nixon stands with Queen Elizabeth during a meeting at Buckingham Palace. Princes Charles and Philip stand with Princess Anne behind them.

Anne met dignitaries from around the world, including when President Richard Nixon visited Buckingham Palace.

08of 141969Princess Anne.Hulton-Deutsch Collection/CORBIS/Corbis via GettyPrincess Anne is all grown up! The Princess Royal is seen here on the grounds of Sandringham before the 1969 royal tour of Australia and New Zealand.

08of 14

Princess Anne.Hulton-Deutsch Collection/CORBIS/Corbis via Getty

Princess Anne in the grounds of Sandringham, before the 1969 Royal Tour of Australia and New Zealand.

Princess Anne is all grown up! The Princess Royal is seen here on the grounds of Sandringham before the 1969 royal tour of Australia and New Zealand.

09of 141969Hulton Archive/GettyQueen Elizabethlunches withPrince Philipand their children Princess Anne andPrince Charlesat Windsor Castle in Berkshire around 1969. A camera is set up to film for Richard Cawston’s BBC documentaryRoyal Family, which followed the royal family over a period of a year.

09of 14

Hulton Archive/Getty

Queen Elizabeth II lunches with Prince Philip and their children Princess Anne and Prince Charles at Windsor Castle in Berkshire, circa 1969. A camera (left) is set up to film for Richard Cawston’s BBC documentary ‘Royal Family’, which followed the Royal Family over a period of a year and was broadcast on 21st June 1969

Queen Elizabethlunches withPrince Philipand their children Princess Anne andPrince Charlesat Windsor Castle in Berkshire around 1969. A camera is set up to film for Richard Cawston’s BBC documentaryRoyal Family, which followed the royal family over a period of a year.

10of 141973PA Images via GettyAnne dons a tiara and rides alongside her mother in the Irish State Coach as they drive to Westminster for the ceremonial opening of the new session of Parliament.

10of 14

1973

The Queen and Princess Anne in the Irish State Coach as they drive to Westminster for the ceremonial opening of the new session of Parliament.

Anne dons a tiara and rides alongside her mother in the Irish State Coach as they drive to Westminster for the ceremonial opening of the new session of Parliament.

11of 14

Princess Anne and her father, Prince Philip, Duke of Edinburgh, walk up the aisle during the wedding ceremony in Westminster Abbey

12of 141973Anwar Hussein/GettyThe beautiful bride joined her family on the iconic Buckingham Palace balcony after the ceremony at Westminster Abbey.

12of 14

Anwar Hussein/Getty

Princess Anne, Princess Royal and Mark Phillips (3rd from left) wave from the balcony of Buckingham Palace following their wedding with Prince Edward, Earl of Wessex (L), Prince Charles, Prince of Wales (4th from right), Queen Elizabeth II (3rd from right), Prince Andrew, Duke of York (2nd right) and Prince Philip, Duke of Edinburgh on November 14, 1973 in London, England.

The beautiful bride joined her family on the iconic Buckingham Palace balcony after the ceremony at Westminster Abbey.

13of 141976S&G/PA Images via GettyPrincess Anne competed in the 1976 Olympics in Montreal, Canada.

13of 14

1976

S&G/PA Images via Getty

Princess Anne, on her horse, Goodwill, during the Dressage section of the Three Day Eventing, at the Montreal Olympic Games

Princess Anne competed in the 1976 Olympics in Montreal, Canada.

14of 141980Bettmann/GettyA young royal mother! Anne and Mark welcomed their son, Peter, in Nov. 1977. Daughter Zara joined in 1981.

14of 14

1980

While her husband, Mark Phillips carries their son, Peter, on his shoulders, England’s Princess Anne looks on happily.

A young royal mother! Anne and Mark welcomed their son, Peter, in Nov. 1977. Daughter Zara joined in 1981.

source: people.com