Between 2021 and 2022 his explosion came with wins in the first tournaments, including the Masters 1000 in Miami and Madrid
Browsing: Casper Ruud
The Spaniard, who turned 36 on Friday, recorded a 111th win on the Paris clay to reach a 14th final at Roland Garros.
Zverev is looking for his first Masters title since he got the better of Thiem in the final in the Spanish capital three years ago.
The world number one came through 7-5, 6-3 to advance to the final of the clay-court tournament he has won four times.