Gilles Muller plays his final match 13 years after defeating Andy Roddick at the US Open.

Gilles Muller edges past Andreas Seppi on Thursday for a place in the Sofia quarter-finals.

Viktor Troicki, Gilles Muller and Philippe Kohlschreiber attend the DIEMA XTRA Sofia Open players' party.

Gilles Muller's title defence in Sydney comes to an end with a loss to Benoit Paire in the quarter-finals.

Gilles Muller will try to defend his Sydney International title this week.

It takes four hours and 47 minutes, but Gilles Muller finally prevails over Rafael Nadal in the Wimbledon fourth round.

Gilles Muller and Rafael Nadal were able to have a laugh before stepping onto Centre Court.

Gilles Muller keeps adding more milestone moments to 2017 by reaching the second week at Wimbledon.

Gilles Muller hit 12 aces like Sam Querrey, but held his nerve on the big points to reach the Aegon Championships semi-finals on Friday.

Ross Hutchins (left), ATP Chief Player Officer, and Gilles Muller (far right) present Aegon Championships organisers with the ATP World Tour 500 Tournament of the Year award.

Gilles Muller saves all three break points to advance at The Queen's Club on Wednesday.

Gilles Muller celebrates a special Father's Day on Sunday by winning the Ricoh Open title with his two sons and other family in attendance.

Gilles Muller celebrates his second title of the season in 's-Hertogenbosch.

Gilles Muller is through to his second straight final in 's-Hertogenbosch.

Third seed Gilles Muller advances in confident fashion on serve in Estoril on Thursday.

Fifth seed Gilles Muller hopes to better his 2016 semi-finals showing in Sofia.

Gilles Muller celebrates his first ATP World Tour title with sons Lenny and Nils after winning the Apia International Sydney on Saturday.

Gilles Muller, 33, celebrates reaching his sixth ATP World Tour final on Friday in Sydney.

Gilles Muller ends Viktor Troicki’s reign in Sydney.

Sixth seed Gilles Muller scores an upset in Sydney on Thursday.

Gilles Muller beats qualifier Matthew Barton 6-1, 3-6, 6-4 on Wednesday in Sydney.

Gilles Muller edges past Alexandr Dolgopolov in a thrilling match on Tuesday in Sydney.

Gilles Simon alcanza la sexta final ATP World Tour en Basilea 2016

Gilles Muller disfruta de un encuentro con sus seguidores el jueves en Metz

Gilles Muller y Vincent Millot dan tips durante una clínica con niños del Moselle Open en Metz