Roger Federer set up a French Open semi-final against defending champion Rafael Nadal by defeating fellow Swiss Stan Wawrinka in four sets 7-6 (7/4), 4-6, 7-6 (7/5), 6-4 to reach his 43rd major semi-final and eighth at Roland Garros.
Defending champion Nadal, bidding for a 12th title at the French Open, defeating Kei Nishikori 6-1, 6-1, 6-3
Federer trails his head-to-head record with Nadal 23-15 despite winning their last five matches and 13-2 on clay
Federer the 20-time Grand Slam champion is the oldest man to make the semis at one of the big four tournaments since Jimmy Connors at the 1991 US Open aged 39.
It will be Federer’s first Roland Garros semi-final since a defeat by Novak Djokovic in 2012.
“The complete dream would be to win the tournament,” said Federer, 37.
Nadal, who turned 33 on Monday, is three behind Federer in the all-time list of Grand Slam singles titles heading into their 39th career clash.
Federer and Nadal have played each other 38 times in their careers, with Nadal leading the series by 23-15.
But they have not played since 2017 and have not played at Roland Garros since 2011 final, which Nadal won in four sets.