| Challenger Guangzhou | 09/08 08:00 | 14 | Nick Chappell v Charles Chen | Retired | |
| ITF M25 Nakhon Si Thammarat | 09/05 03:40 | 26 | Nick Chappell v Tomohiro Masabayashi | 4-6,4-6 | |
| ITF M25 Nakhon Si Thammarat | 09/04 06:10 | 25 | Nick Chappell v Thantub Suksumrarn | 6-3,6-3 | |
| ITF M25 Nakhon Si Thammarat | 08/30 04:20 | 27 | [458] Nick Chappell v Taisei Ichikawa [429] | 4-6,4-6 | |
| ITF M25 Nakhon Si Thammarat | 08/29 03:50 | 26 | Nick Chappell v Mitsuki Wei Kang Leong | 6-3,6-3 | |
| ITF M25 Nakhon Si Thammarat | 08/28 03:45 | 25 | Nick Chappell v Koki Matsuda | 6-4,6-7,6-4 | |
| Challenger Granby | 07/14 21:20 | 14 | [331] Ryuki Matsuda v Nick Chappell [375] | 5-7,6-1,6-1 | |
| ITF M25 Dallas | 07/12 18:50 | 27 | Nick Chappell v Colton Smith | 7-5,2-6,6-7 | |
| ITF M25 Dallas | 07/11 14:50 | 26 | Micah Braswell v Nick Chappell | 6-7,6-4,4-6 | |
| ITF M25 Dallas | 07/10 16:35 | 25 | William Grant v Nick Chappell | 6-7,4-6 | |
| Challenger Lyon | 06/09 11:20 | 14 | [441] Nick Chappell v Daniel Merida [379] | 0-6,0-6 | |
| Challenger Tyler | 06/05 01:25 | 25 | [441] Nick Chappell v Liam Draxl [263] | 1-6,4-6 |
Nick Chappell (born September 19, 1992) is a Canadian-born American tennis player.
Chappell has a career high ATP singles ranking of 329 achieved on November 8, 2021. He also has a career high ATP doubles ranking of 416 achieved on June 27, 2016.
Chappell made his ATP main draw debut at the 2022 Los Cabos Open after qualifying for the main draw in singles, defeating Maxime Janvier and Aziz Dougaz to qualify.
He also qualified for the 2023 Mexican Open defeating second qualifying seed Steve Johnson and New Zealander Rubin Statham.