| French Open | 05/27 09:00 | 23 | [94] Max Purcell v Henri Squire [221] | 2-6,2-6,6-3,6-4,6-7 | |
| French Open | 05/24 11:55 | 19 | [170] Andrea Vavassori v Henri Squire [211] | 3-6,6-3,4-6 | |
| French Open | 05/22 16:35 | 15 | [185] Hugo Grenier v Henri Squire [211] | 2-6,4-6 | |
| French Open | 05/21 12:40 | 14 | [211] Henri Squire v Damir Dzumhur [129] | 2-6,6-3,6-4 | |
| Challenger - Bordeaux | 05/14 16:20 | 19 | [183] Matteo Martineau v Henri Squire [209] | 6-4,2-6,6-4 | |
| Challenger - Bordeaux | 05/13 12:05 | 14 | [389] Louis Wessels v Henri Squire [209] | 4-6,2-6 | |
| Challenger - Prag | 05/08 08:00 | 25 | [148] Leandro Riedi v Henri Squire [209] | 6-7,6-4,6-4 | |
| Challenger - Ostrava | 04/28 09:00 | 29 | [145] Damir Dzumhur v Henri Squire [235] | 6-2,4-6,7-5 | |
| Challenger - Ostrava | 04/27 09:00 | 28 | [271] Timofey Skatov v Henri Squire [235] | 3-6,4-6 | |
| Challenger - Ostrava | 04/26 10:00 | 27 | [205] Dennis Novak v Henri Squire [235] | 3-6,2-6 | |
| Challenger - Ostrava | 04/24 08:00 | 26 | [445] Jelle Sels v Henri Squire [235] | 6-7,2-6 | |
| Challenger - Ostrava | 04/22 15:00 | 25 | [235] Henri Squire v Gabriel Diallo [154] | 6-2,5-7,6-4 | |
| ATP - München | 04/14 11:05 | 19 | [240] Henri Squire v Ivan Gakhov [223] | 3-6,4-6 | |
| ATP - München | 04/13 13:20 | 14 | [342] Hazem Naw v Henri Squire [240] | 1-6,1-6 | |
| ATP - München | 04/13 12:00 | 14 | Rudolf Molleker v Henri Squire | Cancelled | |
| Challenger - Split | 04/12 10:00 | 27 | [240] Henri Squire v Benjamin Bonzi [168] | 6-4,3-6,4-6 | |
| Challenger - Split | 04/11 14:00 | 26 | [500] Luka Mikrut v Henri Squire [240] | 3-6,4-6 | |
| Challenger - Split | 04/09 13:15 | 25 | [353] Jakub Nicod v Henri Squire [240] | 2-6,6-7 | |
| Challenger - Barcelona | 04/02 13:35 | 25 | [244] Henri Squire v Carlos Taberner [392] | 4-6,4-6 | |
| ITF M25 - Trnava | 03/30 09:55 | 28 | [240] Henri Squire v Jakub Nicod [397] | 2-6,6-4,1-6 | |
| ITF M25 - Trnava | 03/29 09:00 | 27 | [240] Henri Squire v Robin Bertrand [449] | 6-3,6-2 | |
| ITF M25 - Trnava | 03/28 09:00 | 26 | [240] Henri Squire v Jakub Paul [233] | 6-3,6-2 | |
| ITF M25 - Trnava | 03/26 14:50 | 25 | [240] Henri Squire v Patrick Zahraj [476] | 6-7,6-4,6-3 | |
| Challenger - Hamborg | 03/17 12:00 | 29 | [271] Henri Squire v Clement Chidekh [320] | 6-4,6-2 | |
| Challenger - Hamborg | 03/16 13:45 | 28 | [271] Henri Squire v Alexander Blockx [307] | 6-3,7-5 | |
| Challenger - Hamborg | 03/15 13:30 | 27 | [271] Henri Squire v Rudolf Molleker [187] | Retired | |
| Challenger - Hamborg | 03/13 15:35 | 26 | [245] Yasutaka Uchiyama v Henri Squire [271] | 4-6,2-6 | |
| Challenger - Hamborg | 03/11 13:55 | 25 | [271] Henri Squire v Steven Diez [308] | 6-2,6-4 | |
| Challenger - Lugano | 03/06 12:15 | 26 | [122] Zizou Bergs v Henri Squire [271] | 7-6,6-2 | |
| Challenger - Lugano | 03/05 13:10 | 25 | Henri Squire v Mika Brunold | 7-6,6-4 |
Henri Squire (born 27 September 2000) is a German tennis player.
Squire has a career high ATP singles ranking of world No. 235, achieved in April 2024, and a career-high doubles ranking of No. 345, attained in August 2023.
He played two seasons of college tennis for Wake Forest and became 2021 ACC Freshman of the Year and 2021 First-Team all ACC Singles.