With an opening-round win in Belgrade, the Serbian has tied with Guillermo Vilas for the fifth-most wins in the Open Era.
After winning his match in straight sets, the Serbian World No.1 will take on Federico Coria in the last eight.
Wawrinka, who has a 44-15 record in the French Open, won the title back in 2015 and finished runner-up on the Parisian terre battue in 2017.
Rafael Nadal suffered only two losses in the French Open and they were to Robin Soderling and Novak Djokovic.
Rafael Nadal believes that a win in the Rome ATP 1000 tournament is no guarantee of success at the French Open.
Nadal won his 13th French Open, a magnificent record in itself, in October last year to equal Federer's 20 Grand Slam titles.
Novak Djokovic lost in the final of the Italian Open to Rafael Nadal in three tough sets.
Rafael Nadal has won four clay court tournaments more than 10 times, which is unprecedented.
Rafael Nadal proved yet again that when it comes to playing on clay, there is no one better than him. On Sunday, Nadal displayed his brilliance and got the better of Novak Djokovic...
Novak Djokovic and Rafael Nadal will clash for the 57th time in their career.