Results

Challenger New Delhi 02/20 06:00 27 [275] Stefanos Sakellaridis v Rio Noguchi [250] 6-0,6-3
Challenger New Delhi 02/19 04:30 26 [265] Dimitar Kuzmanov v Rio Noguchi [250] 4-6,3-6
Challenger New Delhi 02/17 04:30 25 [488] Manas Dhamne v Rio Noguchi [250] 5-7,4-6
Challenger Chennai 02/10 10:30 25 Rio Noguchi v Sidharth Rawat 6-2,3-6,2-6
Challenger Nonthaburi 01/16 04:00 28 [246] Rio Noguchi v Maximus Jones [378] 6-4,1-6,2-6
Challenger Nonthaburi 01/15 03:30 27 [246] Rio Noguchi v Marek Gengel [351] 4-6,7-6,7-5
Challenger Nonthaburi 01/14 04:50 26 [246] Rio Noguchi v Maccabi Raanana Women [279] Retired
Challenger Nonthaburi 01/13 03:00 25 [246] Rio Noguchi v Stefanos Sakellaridis [282] 6-4,6-2
Challenger Nonthaburi 01/10 04:00 29 [415] Marek Gengel v Rio Noguchi [227] 3-6,4-6
Challenger Nonthaburi 01/09 04:00 28 [227] Rio Noguchi v Joel Schwaerzler [254] 6-2,6-2
Challenger Nonthaburi 01/08 03:30 27 [286] Marat Sharipov v Rio Noguchi [227] 4-6,4-6
Challenger Nonthaburi 01/07 03:00 26 [379] Tung-Lin Wu v Rio Noguchi [227] 6-3,2-6,4-6

Wikipedia - Rio Noguchi

Rio Noguchi (野口莉央, Noguchi Rio; born 28 December 1998) is a Japanese professional tennis player. He has a career high ATP singles ranking of No. 196 achieved on 18 August 2025 and a doubles ranking of No. 177 achieved on 5 May 2025.

History

2022-2025: ATP debut, first ATP 500 win, Top 200

Noguchi made his ATP main draw debut at the 2022 Rakuten Japan Open Tennis Championships after qualifying for the singles main draw, defeating Tatsuma Ito and Yusuke Takahashi to qualify. He won his first ATP and ATP 500 level match defeating fellow qualifier Ramkumar Ramanathan. He lost to Denis Shapovalov in the second round. As a result, he climbed 75 positions up the rankings into the top 250 on 17 October 2022.