Catherine, Duchess of Cambridge and Sophie, Countess of Wessex Attends Day Ten: The Championships - Wimbledon 2016 on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge watches on from The Royal Box on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge watches on from The Royal Box on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on June 27, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge smiles during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge smiles during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge meets former tennis player Greg Rusedski during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge meets Ivan Lendl, Andy Murray's coach, during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

 Gill Brook and Catherine, Duchess of Cambridge watch on from The Royal Box on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge meets Oracene Price, the mother of Venus and Serena Williams, during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

 Catherine, Duchess of Cambridge and Phillip Brook are seen during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge smiles during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge and Phillip Brook are seen during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge is seen during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

 Catherine, Duchess of Cambridge meets ball boys and girls, from left, Dominic Barnaby, Olivia Mallett, Thomas Morais and Anissa Mayouf, during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge meets ball boys and girls, from left, Dominic Barnaby, Olivia Mallett, Thomas Morais and Anissa Mayouf, during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge is seen during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge meets ball boys and girls, from left, Dominic Barnaby, Olivia Mallett, Thomas Morais and Anissa Mayouf, during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge meets Oracene Price, the mother of Venus and Serena Williams, during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge is seen during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge is seen during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge meets armed forces personnel during a visit to the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

 Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Sophie, Countess of Wessex attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Gill Brook and Catherine, Duchess of Cambridge watch on from The Royal Box on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge and Sophie, Countess of Wessex attend day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge and Sophie, Countess of Wessex attend day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

 Catherine, Duchess of Cambridge and Sophie, Countess of Wessex attend day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge and Sophie, Countess of Wessex attend day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.Add caption

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Gill Brook and Catherine, Duchess of Cambridge watch on from The Royal Box during the Ladies Singles Semi Final match between Venus Williams of The United States and Angelique Kerber of Germany on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge and Phill Brook watch on over the outdoor courts during the Wheelchair Singles matches on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge watches on over the outdoor courts during the Wheelchair Singles matches on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge watches on over the outdoor courts during the Wheelchair Singles matches on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge watches on over the outdoor courts during the Wheelchair Singles matches on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England.

Catherine, Duchess of Cambridge and Phill Brook watch on over the outdoor courts during the Wheelchair Singles matches on day ten of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 7, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England. 

Catherine, Duchess of Cambridge attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.

Sophie, Countess of Wessex attends day ten of the Wimbledon Tennis Championships at Wimbledon on July 07, 2016 in London, England.