Austria's Dominic Thiem reacts after winning the second set against Bulgaria's Grigor Dimitrov during day two of the ATP World Tour Finals tennis tournament at the O2 Arena in London on November 13, 2017. / AFP PHOTO / Glyn KIRK
November 13, 2017 Licence
Dominic Thiem of Austria celebrates victory during his match with Novak Djokovic of Serbia, on day eleven at Roland Garros on June 7, 2017 in Paris, France.
June 07, 2017 Licence
Austrian Tennis player Dominic Thiem poses, after his victory against Djokovic, at France Television french chanel studio during the 2017 French Tennis Open - Day Eleven at Roland Garros on June 7, 2017 in Paris, France.
Dominic Thiem of Austria celebrates victory during the mens singles fourth round match against Horacio Zeballos of Argentina on day eight of the 2017 French Open at Roland Garros on June 4, 2017 in Paris, France.
June 04, 2017 Licence
Dominic Thiem of Austria raises his trophy after defeating Pablo Carreno Busta of Spain during the Final of the ATP Rio Open 2017 at Jockey Club Brasileiro on February 26, 2017 in Rio de Janeiro, Brazil.
February 26, 2017 Licence
Dominic Thiem of Austria lifts the trophy after victory in his match against Andy Murray of Great Britain during Tie Break Tens at Wiener Stadthalle on October 23, 2016 in Vienna, Austria.
October 23, 2016 Licence
Dominic Thiem of Austria celebrates victory during the Men's Singles third round match against Alexander Zverev of Germany on day seven of the 2016 French Open at Roland Garros on May 28, 2016 in Paris, France.
May 28, 2016 Licence
Dominic Thiem of Austria celebrates during the singles match against Pablo Carreno Busta of Spain on day four of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 15, 2017 in London, England.
November 15, 2017 Licence
The WorldÕs top eight players attend the 2017 Nitto ATP Finals Official Launch, presented by Moet & Chandon, at the Tower of London. (L-R) David Goffin of Belgium, Marin Cilic of Croatia, Roger Federer of Switzerland, Dominic Thiem of...More
November 09, 2017 Licence
Dominic Thiem of Austria plays a forehand in the men's single first round match against Fernando Verdasco of Spain during day four of the Rolex Paris Masters at Palais Omnisports de Bercy on November 2, 2017 in Paris, France.
November 02, 2017 Licence