| ITF M25 Bourg-en-Bresse | 06/28 10:20 | 25 | Luca Staeheli v Valentin Vacherot | 1-6,1-6 | |
| ITF M25 Montauban | 06/25 08:30 | 29 | [276] Titouan Droguet v Valentin Vacherot [326] | 4-6,6-2,6-7 | |
| ITF M25 Montauban | 06/24 12:15 | 28 | Tim Handel v Valentin Vacherot | 2-6,2-6 | |
| ITF M25 Montauban | 06/24 08:00 | 26 | Alexandre Aubriot v Valentin Vacherot | Cancelled | |
| ITF M25 Montauban | 06/23 14:15 | 27 | [441] Arthur Reymond v Valentin Vacherot [326] | 2-6,5-7 | |
| ITF M25 Montauban | 06/22 15:20 | 26 | Cyril Respaut v Valentin Vacherot | 4-6,0-6 | |
| ITF M25 Montauban | 06/21 10:45 | 25 | Charles Bertimon v Valentin Vacherot | 2-6,2-6 | |
| ITF M25 Grasse | 06/16 12:00 | 27 | [327] Valentin Vacherot v Maxime Chazal [383] | 3-6,7-5,4-6 | |
| ITF M25 Grasse | 06/15 13:00 | 26 | Valentin Vacherot v Maxence Rivet | Retired | |
| ITF M25 Grasse | 06/14 08:30 | 25 | Valentin Vacherot v Matthieu Bolot | 7-5,6-2 | |
| ITF M25 Bodrum | 05/26 07:00 | 28 | [336] Rudolf Molleker v Valentin Vacherot [338] | 7-6,6-3 | |
| ITF M25 Bodrum | 05/25 07:00 | 27 | Valentin Vacherot v Guy Den Ouden | 6-3,6-3 | |
| ITF M25 Bodrum | 05/24 07:00 | 26 | Valentin Vacherot v Lilian Marmousez | 3-6,7-5,6-4 | |
| ITF M25 Bodrum | 05/23 06:30 | 25 | Valentin Vacherot v Koray Kirci | 6-1,6-4 | |
| ITF M25 Reggio Emilia | 05/19 09:00 | 27 | Giorgio Tabacco v Valentin Vacherot | 6-7,6-2,7-6 | |
| ITF M25 Reggio Emilia | 05/18 11:30 | 26 | [402] Marcello Serafini v Valentin Vacherot [353] | 2-6,6-3,6-7 | |
| ITF M25 Reggio Emilia | 05/17 11:05 | 25 | [458] Juan Pablo Paz v Valentin Vacherot [353] | 5-7,1-6 | |
| ITF M25 Sabadell | 05/06 09:00 | 28 | [360] Valentin Vacherot v Mathias Bourgue [382] | Retired | |
| ITF M25 Sabadell | 05/05 12:00 | 27 | Martin Landaluce v Valentin Vacherot | 4-6,7-5,0-6 | |
| ITF M25 Sabadell | 05/04 09:00 | 26 | [401] Damien Wenger v Valentin Vacherot [360] | 5-7,6-2,6-7 | |
| ITF M25 Sabadell | 05/03 07:55 | 25 | [310] Jaime Faria v Valentin Vacherot [360] | 4-6,3-6 | |
| Challenger - Rooma | 04/25 13:15 | 25 | [303] Max Houkes v Valentin Vacherot [360] | 4-6,6-3,6-4 | |
| Challenger - Rooma | 04/24 08:00 | 19 | [337] Ugo Blanchet v Valentin Vacherot [360] | 6-4,3-6,4-6 | |
| Challenger - Rooma | 04/23 12:15 | 14 | [370] Evgeny Karlovskiy v Valentin Vacherot [354] | 1-6,4-6 | |
| ATP Banja Luka | 04/16 12:30 | 14 | [134] Liam Broady v Valentin Vacherot [357] | 6-3,6-1 | |
| ATP Monte Carlo | 04/11 12:20 | 24 | [357] Valentin Vacherot v Luca Nardi [159] | 5-7,5-7 | |
| Challenger Barletta | 04/02 13:25 | 14 | Valentin Vacherot v Jeremy Jahn | 4-6,6-1,5-7 | |
| Challenger Sanremo | 03/28 09:45 | 25 | [322] Valentin Vacherot v Edoardo Lavagno [340] | 3-6,3-6 | |
| Challenger Sanremo | 03/27 09:40 | 19 | [364] Andrea Arnaboldi v Valentin Vacherot [322] | 3-6,6-4,1-6 | |
| Challenger Sanremo | 03/26 11:25 | 14 | [493] Maxime Chazal v Valentin Vacherot [322] | 5-7,6-1,5-7 |
Valentin Vacherot (born 16 November 1998) is a French-Monégasque tennis player. Vacherot has a career high ATP singles ranking of world No. 131 achieved on 22 April 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.
He received a wildcard for the 2023 Monte-Carlo Masters main draw, losing in the first round to Luca Nardi. He also received a wildcard for the 2024 Monte-Carlo Masters, losing to ninth seed Grigor Dimitrov. Ranked No. 136, he qualified for the main draw at the 2024 Țiriac Open.
He reached the top 120 on 6 May 2024, following a semifinal appearance as a qualifier, at the 2024 Open Aix Provence. He defeated Aleksandar Kovacevic, qualifier Felipe Meligeni Alves and alternate Richard Gasquet to setup a meeting with third seed Alejandro Tabilo.