| ATP Madrid | 04/23 10:35 | 15 | [97] Aleksandar Kovacevic v Valentin Vacherot [131] | 6-4,6-2 | |
| ATP Madrid | 04/22 12:25 | 14 | [131] Valentin Vacherot v Jurij Rodionov [117] | 6-3,2-6,6-2 | |
| ATP Bukarest | 04/16 09:10 | 25 | [136] Valentin Vacherot v Marton Fucsovics [82] | 6-7,2-6 | |
| ATP Bukarest | 04/15 10:00 | 19 | [136] Valentin Vacherot v Benjamin Bonzi [182] | 6-3,6-4 | |
| ATP Bukarest | 04/14 11:50 | 25 | [138] Valentin Vacherot v Bogdan Pavel [360] | 6-1,6-4 | |
| ATP Bukarest | 04/14 11:05 | 25 | Valentin Vacherot v Stefano Travaglia | Cancelled | |
| ATP Monte Carlo | 04/08 10:40 | 24 | [138] Valentin Vacherot v Grigor Dimitrov [9] | 5-7,2-6 | |
| ATP Houston | 03/31 16:00 | 19 | [146] Valentin Vacherot v Alexander Ritschard [194] | 6-7,6-7 | |
| ATP Houston | 03/30 18:30 | 14 | [146] Valentin Vacherot v Ethan Quinn [253] | 3-6,6-3,6-4 | |
| Challenger - San Luis Potosi | 03/25 23:20 | 25 | [146] Valentin Vacherot v Bernard Tomic [298] | 2-6,6-3,3-6 | |
| ATP Miami | 03/19 17:25 | 15 | [146] Valentin Vacherot v Andrea Vavassori [148] | 2-6,6-4,6-7 | |
| ATP Miami | 03/18 18:50 | 14 | [104] Cristian Garin v Valentin Vacherot [146] | 3-6,4-6 | |
| Challenger New Delhi | 02/28 07:20 | 26 | Valentin Vacherot v Coleman Wong | Walkover | |
| Challenger New Delhi | 02/27 06:00 | 25 | [173] Valentin Vacherot v Jonas Forejtek [432] | 6-4,6-7,7-6 | |
| Challenger Pune | 02/25 11:00 | 29 | [173] Valentin Vacherot v Adam Walton [153] | 3-6,7-6,7-6 | |
| Challenger Pune | 02/24 11:05 | 28 | [194] Dane Sweeny v Valentin Vacherot [173] | 6-4,2-6,4-6 | |
| Challenger Pune | 02/23 07:30 | 27 | [173] Valentin Vacherot v Enzo Couacaud [238] | 7-6,6-4 | |
| Challenger Pune | 02/21 07:35 | 26 | [173] Valentin Vacherot v Tristan Schoolkate [243] | 6-1,6-2 | |
| Challenger Pune | 02/20 07:25 | 25 | Valentin Vacherot v Vasek Pospisil | 6-3,7-5 | |
| ATP Delray Beach | 02/10 20:05 | 14 | [138] Gabriel Diallo v Valentin Vacherot [173] | 6-4,6-4 | |
| Davise karikas | 02/04 20:55 | 4 | [479] Adolfo Daniel Vallejo v Valentin Vacherot [171] | 7-6,4-6,4-6 | |
| Davise karikas | 02/03 20:35 | 2 | Martin A Vergara Del Puerto v Valentin Vacherot | 2-6,1-6 | |
| Challenger Nonthaburi | 01/13 05:00 | 29 | [219] Valentin Vacherot v Manuel Guinard [323] | 7-5,7-6 | |
| Challenger Nonthaburi | 01/12 05:00 | 28 | Valentin Vacherot v Arthur Fery | Walkover | |
| Challenger Nonthaburi | 01/11 05:30 | 27 | [196] Dennis Novak v Valentin Vacherot [219] | 6-7,4-6 | |
| Challenger Nonthaburi | 01/10 04:55 | 26 | [219] Valentin Vacherot v Tennys Sandgren [259] | 6-7,7-6,6-4 | |
| Challenger Nonthaburi | 01/09 03:00 | 25 | [219] Valentin Vacherot v Ramkumar Ramanathan [475] | 6-4,6-3 | |
| Challenger Nonthaburi | 01/06 06:00 | 29 | [329] Lucas Pouille v Valentin Vacherot [280] | Retired | |
| Challenger Nonthaburi | 01/05 05:25 | 28 | [280] Valentin Vacherot v Yu Hsiou Hsu [208] | 6-3,7-6 | |
| Challenger Nonthaburi | 01/04 05:00 | 27 | [280] Valentin Vacherot v Francesco Passaro [200] | 4-6,7-5,7-6 |
Valentin Vacherot (born 16 November 1998) is a French-Monégasque tennis player. Vacherot has a career high ATP singles ranking of world No. 147 achieved on 26 February 2024. He also has a career high doubles ranking of No. 476 achieved on 20 February 2023.
Vacherot played college tennis at Texas A&M University.
Vacherot represents Monaco at the Davis Cup, where he has a win–loss record of 4–1.
In 2022, Vacherot won his first Challenger singles tournament at the Nonthaburi Challenger, Thailand, beating Lý Hoàng Nam in the finals.
In 2023, he received a wildcard for the 2023 Monte-Carlo Masters singles main draw, losing in the first round to Luca Nardi.