| Challenger Tyler | 06/04 15:00 | 26 |
[246] Rio Noguchi v
Stefan Dostanic
[416] 
|
5-7,6-2,6-1 | |
| Challenger Tyler | 06/02 20:15 | 25 |
[246] Rio Noguchi v
Christian Langmo
[325] |
3-6,6-2,6-0 | |
| Challenger Little Rock | 05/30 17:00 | 27 |
[344] Patrick Kypson
v
Rio Noguchi [246]
|
6-1,6-2 | |
| Challenger Little Rock | 05/29 20:50 | 26 |
[246] Rio Noguchi v
Paul Jubb
[254] 
|
7-5,6-3 | |
| Challenger Little Rock | 05/28 20:00 | 25 |
[246] Rio Noguchi v
Yi Zhou
[367] 
|
6-4,6-4 | |
| Challenger Wuxi | 05/09 06:25 | 27 |
[255] Rio Noguchi v
Terence Atmane
[119] 
|
4-6,2-6 | |
| Challenger Wuxi | 05/07 03:00 | 26 |
Rio Noguchi v
Zhe Li
|
6-2,6-4 | |
| Challenger Wuxi | 05/05 11:35 | 25 |
[172] Hugo Grenier
v
Rio Noguchi [255]
|
2-6,6-3,0-6 | |
| Challenger Guangzhou | 04/28 06:15 | 25 |
[254] Rio Noguchi v
Brandon Holt
[110] 
|
6-7,6-7 | |
| Challenger Gwangju | 04/24 03:20 | 26 |
[185] Alibek Kachmazov
v
Rio Noguchi [254]
|
7-6,6-4 | |
| Challenger Gwangju | 04/23 03:40 | 25 |
[254] Rio Noguchi v
Sho Shimabukuro
[188] 
|
6-4,6-0 | |
| Challenger Gwangju | 04/21 04:00 | 19 |
[252] Rio Noguchi v
Kasidit Samrej
[406] |
6-4,6-4 | |
| Challenger Gwangju | 04/20 08:50 | 14 |
[252] Rio Noguchi v
Mats Rosenkranz
[375] |
6-4,7-6 | |
| Challenger Busan | 04/15 03:05 | 25 |
[86] Adam Walton
v
Rio Noguchi [252]
|
6-0,6-2 | |
| ITF M25 Shenzhen | 03/20 03:30 | - |
Renta Tokuda
v
Rio Noguchi
|
6-1,6-1 | |
| ITF M25 Shenzhen | 03/19 02:00 | - |
Lingxi Zhao
v
Rio Noguchi
|
3-6,3-6 | |
| ITF M25 Luan | 03/14 03:00 | - |
Rio Noguchi v
Akira Santillan
|
6-7,3-6 | |
| ITF M25 Luan | 03/13 03:30 | - |
Rio Noguchi v
Nino Ehrenschneider
|
7-6,6-3 | |
| ITF M25 Luan | 03/12 04:38 | - |
[228] Rio Noguchi v
Niels Visker
[381] |
6-2,6-4 | |
| Challenger Bengaluru | 02/26 08:50 | 26 |
[232] Rio Noguchi v
James McCabe
[207] 
|
5-7,7-5,6-7 | |
| Challenger Bengaluru | 02/24 09:00 | 25 |
[348] Justin Engel
v
Rio Noguchi [233]
|
5-7,2-6 | |
| Challenger Pune | 02/18 11:10 | 25 |
[238] Rio Noguchi v
Kyrian Jacquet
[156] 
|
1-6,3-6 | |
| Challenger New Delhi | 02/11 09:35 | 25 |
[423] Hynek Barton
v
Rio Noguchi [242]
|
3-6,6-3,6-4 | |
| Challenger Chennai | 02/07 07:00 | 27 |
[332] Fakel N.Urengoy Youth
v
Rio Noguchi [251]
|
6-2,6-3 | |
| Challenger Chennai | 02/05 07:00 | 26 |
[251] Rio Noguchi v
Jacopo Berrettini
[324] |
7-5,6-3 | |
| Challenger Chennai | 02/04 04:30 | 25 |
[339] Kimmer Coppejans
v
Rio Noguchi [251]
|
Retired | |
| Challenger Nonthaburi | 01/15 08:10 | 26 |
[306] Murphy Cassone
v
Rio Noguchi [254]
|
6-3,6-4 | |
| Challenger Nonthaburi | 01/14 04:55 | 25 |
[194] Timofey Skatov
v
Rio Noguchi [254]
|
1-6,3-6 | |
| Challenger Nonthaburi | 01/13 04:25 | 19 |
[384] Andre Ilagan
v
Rio Noguchi [254]
|
4-6,5-7 | |
| Challenger Nonthaburi | 01/12 07:50 | 14 |
Yuttana Charoenphon
v
Rio Noguchi
|
2-6,6-7 |
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: ATP debut, first win and Top 250
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. As a result, he climbed 75 positions up the rankings into the top 250.