The 2022 Nonthaburi Challenger was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2022 ATP Challenger Tour. It took place in Nonthaburi, Thailand from 22 to 28 August 2022.
Singles main-draw entrants
Seeds
1 Rankings are as of 15 August 2022.
Other entrants
The following players received wildcards into the singles main draw: Yuttana Charoenphon Kasidit Samrej Wishaya Trongcharoenchaikul
The following players received entry from the qualifying draw: Gage Brymer Hong Seong-chan Kyrian Jacquet Dayne Kelly Yuta Shimizu Valentin Vacherot
Champions
Singles
Valentin Vacherot def. Lý Hoàng Nam 6–3, 7–6(7–4).
Doubles
Evgeny Donskoy / Alibek Kachmazov def. Nam Ji-sung / Song Min-kyu 6–3, 1–6, [10–7].