| Challenger Tampere | 07/18 12:40 | 25 | [326] Duje Ajdukovic v Valentin Vacherot [260] | 1-6,7-6,6-2 | |
| Challenger Tampere | 07/17 11:05 | 19 | Valentin Vacherot v Federico Iannaccone | 6-7,7-6,6-4 | |
| Challenger Tampere | 07/16 13:55 | 14 | Valentin Vacherot v Linus Lagerbohm | 6-2,6-1 | |
| Challenger Iasi | 07/13 08:00 | 26 | [294] Valentin Vacherot v Cristian Garin [124] | 6-7,2-6 | |
| Challenger Iasi | 07/11 12:35 | 25 | [294] Valentin Vacherot v Joris De Loore [197] | 7-6,7-5 | |
| ITF M25 Bourg-en-Bresse | 07/02 14:30 | 29 | [476] Tristan Lamasine v Valentin Vacherot [321] | 1-6,6-2,5-7 | |
| ITF M25 Bourg-en-Bresse | 07/01 15:50 | 28 | Martin Landaluce v Valentin Vacherot | 3-6,6-7 | |
| ITF M25 Bourg-en-Bresse | 06/30 15:30 | 27 | Tom Paris v Valentin Vacherot | 6-4,4-6,3-6 | |
| ITF M25 Bourg-en-Bresse | 06/29 11:50 | 26 | Maxence Beauge v Valentin Vacherot | 2-6,5-7 | |
| 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 |
Valentin Vacherot (born 16 November 1998) is a French-Monégasque tennis player. He has a career high ATP singles ranking of world No. 116 achieved on 20 May 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 before losing to eventual champion and third seed Alejandro Tabilo.
He made his Grand Slam debut at the 2024 French Open after qualifying for the main draw.