| Date: | 10–16 October |
| Edition: | 6th |
| Surface: | Hard |
| Location: | Fairfield, California, United States |
| Champs: |  Michael Mmoh |
| Champd: |  Julian Cash / Henry Patten |
| Before Year: | 2019 |
The 2022 Fairfield Challenger was a professional tennis tournament played on hard courts. It was the sixth edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Fairfield, California, United States between October 10 and October 16, 2022.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| United States | ||||
| United States | Stefan Kozlov | 130 | 2 | |
| United States | Michael Mmoh | 132 | 3 | |
| United States | Ben Shelton | 177 | 4 | |
 France | Enzo Couacaud | 188 | 5 | |
| United States | Ernesto Escobedo | 200 | 6 | |
 China | Shang Juncheng | 203 | 7 | |
| United States | Mitchell Krueger | 208 | 8 |
The following players received wildcards into the singles main draw:
Jacob Fearnley Christian Langmo Aidan MayoThe following player received entry into the singles main draw as a special exempt:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
See main article: 2022 Fairfield Challenger – Singles.
Michael Mmoh def. 
Gabriel Diallo 6–3, 6–2.See main article: 2022 Fairfield Challenger – Doubles.
Julian Cash / Henry Patten def. 
Anirudh Chandrasekar / Vijay Sundar Prashanth 6–3, 6–1.
