The 2022 Seoul Open Challenger was a professional tennis tournament played on outdoor hard courts. It was the sixth edition of the tournament. It was part of the 2022 ATP Challenger Tour. It took place in Seoul, South Korea, between 10 and 16 October 2022.

Singles main draw entrants Seeds Country Player Rank1 SeedRadu Albot861Tseng Chun-hsin872Alexei Popyrin933Emilio Gómez1024Christopher O'Connell1065James Duckworth1096Steve Johnson1127Kamil Majchrzak1218 1 Rankings as of 3 October 2022.

Other entrants The following players received wildcards into the singles main draw: Chung Hong Kim Cheong-eui Kim Jang-jun

The following player received entry into the singles main draw using a protected ranking: Marc Polmans

The following players received entry from the qualifying draw: Aleksandar Kovacevic Shintaro Mochizuki Hiroki Moriya Naoki Nakagawa Maximilian Neuchrist Li Tu

Champions Singles

Li Tu def. Wu Yibing 7–6(7–5), 6–4.

Doubles

Kaichi Uchida / Wu Tung-lin def. Chung Yun-seong / Aleksandar Kovacevic 6–7(2–7), 7–5, [11–9].

References