Serbia's Novak Djokovic bows his head before receiving the trophy from Britain's Catherine, Duchess of Cambridge/ Kate Middleton after winning the final against Switzerland's Roger Federer in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 14, 2019. Kate Middleton was in charge of presenting the trophy to the winner of the Wimbledon men's singles finals today. Novak Djokovic defeated longtime rival Roger Federer to claim his fifth Wimbledon title at the All England Club. Will Oliver/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge/ Kate Middleton stood alongside the trophy before presenting it to Serbia's Novak Djokovic after he won the final against Switzerland's Roger Federer in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 14, 2019. Kate Middleton was in charge of presenting the trophy to the winner of the Wimbledon men's singles finals today. Novak Djokovic defeated longtime rival Roger Federer to claim his fifth Wimbledon title at the All England Club. Laurence Griffiths/Pool via REUTERS

Britain's Catherine, Duchess of Cambridg/ Kate Middleton e holds the trophy before presenting it to Serbia's Novak Djokovic after he won the final against Switzerland's Roger Federer in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 14, 2019. Kate Middleton was in charge of presenting the trophy to the winner of the Wimbledon men's singles finals today. Novak Djokovic defeated longtime rival Roger Federer to claim his fifth Wimbledon title at the All England Club. Laurence Griffiths/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge/ Kate Middleton presents Serbia's Novak Djokovic with the trophy after he wins the final against Switzerland's Roger Federer in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 14, 2019. Kate Middleton was in charge of presenting the trophy to the winner of the Wimbledon men's singles finals today. Novak Djokovic defeated longtime rival Roger Federer to claim his fifth Wimbledon title at the All England Club. Will Oliver/Pool via REUTERS

Serbia's Novak Djokovic is presented the trophy by Britain's Catherine, Duchess of Cambridge/ Kate Middleton after winning the final against Switzerland's Roger Federer in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 14, 2019. Kate Middleton was in charge of presenting the trophy to the winner of the Wimbledon men's singles finals today. Novak Djokovic defeated longtime rival Roger Federer to claim his fifth Wimbledon title at the All England Club. REUTERS/Andrew Couldridge

Serbia's Novak Djokovic is presented the trophy by Britain's Catherine, Duchess of Cambridge/ Kate Middleton after winning the final against Switzerland's Roger Federer in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 14, 2019. Kate Middleton was in charge of presenting the trophy to the winner of the Wimbledon men's singles finals today. Novak Djokovic defeated longtime rival Roger Federer to claim his fifth Wimbledon title at the All England Club. REUTERS/Toby Melville