| Challenger - Vancouver | 08/13 20:35 | 54 | [354] Vincent Millot v Thai-Son Kwiatkowski [376] | 4-6,0-6 | |
| Challenger - Vancouver | 08/12 23:10 | 46 | [376] Thai-Son Kwiatkowski v Alexander Ward [323] | 6-2,6-0 | |
| Challenger - Vancouver | 08/11 18:20 | 45 | Thai-Son Kwiatkowski v Henry Craig | 6-4,6-1 | |
| ATP - Washington | 07/31 20:45 | 24 | James Duckworth v Thai-Son Kwiatkowski | 6-3,7-5 | |
| ATP - Washington - Qualifikation | 07/29 15:40 | 64 | [393] Antoine Escoffier v Thai-Son Kwiatkowski [398] | Retired | |
| ATP - Washington - Qualifikation | 07/28 15:45 | 45 | [398] Thai-Son Kwiatkowski v Illya Marchenko [327] | 7-6,0-6,7-5 | |
| Challenger - Binghamton - Qualifikation | 07/23 14:00 | 54 | Mikael Torpegaard v Thai-Son Kwiatkowski | 6-4,7-5 | |
| Challenger - Binghamton - Qualifikation | 07/22 16:30 | 46 | Jeffrey John Wolf v Thai-Son Kwiatkowski | 2-6,6-4,3-6 | |
| Challenger - Binghamton - Qualifikation | 07/21 14:35 | 45 | Gary Kushnirovich v Thai-Son Kwiatkowski | 0-6,2-6 | |
| Challenger - Winnetka | 07/10 17:30 | 25 | [397] Thai-Son Kwiatkowski v Jason Jung [155] | 3-6,4-6 | |
| ITF - Kanada F4 | 06/27 18:35 | 25 | Alexis Galarneau v Thai-Son Kwiatkowski | 6-7,6-4,6-2 | |
| ITF - Kanada F3 | 06/24 20:00 | 29 | Thai-Son Kwiatkowski v Paul C Oosterbaan | 6-4,6-3 | |
| ITF - Kanada F3 | 06/24 16:00 | 28 | [330] Steven Diez v Thai-Son Kwiatkowski [482] | 6-7,4-6 | |
| ITF - Kanada F3 | 06/22 17:00 | 27 | [482] Thai-Son Kwiatkowski v Junior Alexander Ore [356] | 6-7,7-5,6-4 | |
| ITF - Kanada F3 | 06/21 17:45 | 26 | Thai-Son Kwiatkowski v Matt Seeberger | 6-3,6-0 | |
| ITF - Kanada F3 | 06/20 19:30 | 25 | Thai-Son Kwiatkowski v Charles Force | 6-0,6-1 | |
| ITF - USA F13 | 06/14 15:45 | 26 | [286] Marc-Andrea Huesler v Thai-Son Kwiatkowski [482] | 6-3,6-4 | |
| ITF - USA F13 | 06/13 16:10 | 25 | Henry Craig v Thai-Son Kwiatkowski | 7-6,3-6,6-7 | |
| ITF - Singapur F2 | 05/25 03:00 | 28 | [481] Thai-Son Kwiatkowski v Takuto Niki [301] | Retired | |
| ITF - Singapur F2 | 05/24 03:00 | 27 | Kaito Uesugi v Thai-Son Kwiatkowski | 5-7,6-0,2-6 | |
| ITF - Singapur F2 | 05/23 06:50 | 26 | [481] Thai-Son Kwiatkowski v Yu Hsiou Hsu [488] | 6-2,6-4 | |
| ITF - Singapur F2 | 05/21 02:00 | 25 | Soichiro Moritani v Thai-Son Kwiatkowski | 3-6,2-6 | |
| ITF - Singapur F1 | 05/19 03:00 | 29 | [495] Soichiro Moritani v Thai-Son Kwiatkowski [485] | 2-6,2-6 | |
| ITF - Singapur F1 | 05/18 03:30 | 28 | Mousheg Hovhannisyan v Thai-Son Kwiatkowski | Retired | |
| ITF - Singapur F1 | 05/17 03:00 | 27 | Kaito Uesugi v Thai-Son Kwiatkowski | 2-6,7-5,1-6 | |
| ITF - Singapur F1 | 05/16 02:00 | 26 | Shunrou Takeshima v Thai-Son Kwiatkowski | 4-6,6-4,2-6 | |
| ITF - Singapur F1 | 05/15 04:25 | 25 | Michael Look v Thai-Son Kwiatkowski | 0-6,5-7 | |
| Challenger - Marbella - Qualifikation | 03/24 09:15 | 45 | [268] Marco Trungelliti v Thai-Son Kwiatkowski [474] | 6-7,7-5,6-1 | |
| Challenger - Dallas | 01/30 19:55 | 25 | Thai-Son Kwiatkowski v Reilly Opelka | View | |
| Challenger - Newport Beach | 01/24 21:45 | 26 | Taylor Fritz v Thai-Son Kwiatkowski | 6-4,6-4 |