| Australian Open | 01/14 05:35 | 44 | [118] Federico Coria v Ramkumar Ramanathan [185] | 4-6,6-4,6-1 | |
| Challenger - Canberra | 01/06 04:15 | 24 | [121] Emil Ruusuvuori v Ramkumar Ramanathan [183] | 3-6,6-2,6-3 | |
| Australian Open - Wildcard | 12/05 03:15 | 26 | [175] Ramkumar Ramanathan v Ze Zhang [359] | 3-6,0-6 | |
| Davis Cup | 11/30 08:40 | - | Huzaifa Abdul Rehman v Ramkumar Ramanathan | Cancelled | |
| Davis Cup | 11/29 07:45 | - | Muhammad Shoaib v Ramkumar Ramanathan | 0-6,0-6 | |
| Challenger - Pune | 11/16 09:05 | 28 | [190] Ramkumar Ramanathan v James Duckworth [111] | 6-7,2-6 | |
| Challenger - Pune | 11/15 07:30 | 27 | [190] Ramkumar Ramanathan v Sumit Nagal [127] | 6-4,7-6 | |
| Challenger - Pune | 11/14 06:30 | 26 | [190] Ramkumar Ramanathan v Cem Ilkel [273] | 6-3,6-4 | |
| Challenger - Pune | 11/13 05:30 | 25 | [190] Ramkumar Ramanathan v Markos Kalovelonis [481] | 6-3,6-4 | |
| Challenger - Kobe | 11/08 03:00 | 27 | [199] Ramkumar Ramanathan v Yuichi Sugita [107] | 2-6,3-6 | |
| Challenger - Kobe | 11/07 04:30 | 26 | [180] Jay Clarke v Ramkumar Ramanathan [199] | 3-6,3-6 | |
| Challenger - Kobe | 11/05 01:30 | 25 | [462] Jumpei Yamasaki v Ramkumar Ramanathan [199] | 4-6,1-6 | |
| Challenger - Shenzhen 2 | 10/30 04:25 | 25 | [234] Tung-Lin Wu v Ramkumar Ramanathan [195] | 6-3,7-6 | |
| Challenger - Ismaning | 10/15 10:55 | 25 | [189] Ramkumar Ramanathan v Teymuraz Gabashvili [305] | 3-6,6-7 | |
| Challenger - Mouilleron le Captif | 10/09 09:30 | 25 | [124] Dennis Novak v Ramkumar Ramanathan [182] | 6-4,6-2 | |
| Challenger - Mouilleron le Captif | 10/08 08:00 | 24 | [214] Tobias Kamke v Ramkumar Ramanathan [182] | 6-2,6-7,4-6 | |
| Challenger - Barcelona | 10/01 12:05 | 25 | [183] Ramkumar Ramanathan v Tommy Robredo [202] | 5-7,4-6 | |
| Challenger - Orleans | 09/25 09:00 | 25 | [89] Gregoire Barrere v Ramkumar Ramanathan [170] | 7-5,6-4 | |
| Challenger - Orleans | 09/24 10:25 | 24 | [237] Alexandre Muller v Ramkumar Ramanathan [170] | 4-6,4-6 | |
| Challenger - Glasgow | 09/21 12:30 | 28 | [278] Alexandre Muller v Ramkumar Ramanathan [179] | 7-5,1-6,6-4 | |
| Challenger - Glasgow | 09/20 13:50 | 27 | [247] Daniel Masur v Ramkumar Ramanathan [179] | 5-7,6-7 | |
| Challenger - Glasgow | 09/19 13:00 | 26 | [287] Botic Van De Zandschulp v Ramkumar Ramanathan [179] | 4-6,1-6 | |
| Challenger - Glasgow | 09/18 15:15 | 25 | [347] Altug Celikbilek v Ramkumar Ramanathan [179] | 4-6,2-6 | |
| Challenger - Istanbul | 09/12 07:00 | 26 | [191] Nicola Kuhn v Ramkumar Ramanathan [176] | 6-3,7-5 | |
| Challenger - Istanbul | 09/11 10:15 | 25 | Marsel Ilhan v Ramkumar Ramanathan | 2-6,2-6 | |
| Challenger - Cassis | 09/04 08:00 | 25 | [177] Ramkumar Ramanathan v Daniel Masur [318] | 3-6,2-6 | |
| US Open | 08/19 18:45 | 44 | [177] Ramkumar Ramanathan v Filippo Baldi [145] | 5-7,6-7 | |
| Challenger - Aptos | 08/07 18:30 | 25 | [184] Ramkumar Ramanathan v Liam Broady [263] | 6-7,4-6 | |
| ATP - Washington | 07/27 16:10 | 45 | [282] Tim Smyczek v Ramkumar Ramanathan [185] | 6-4,6-2 | |
| Challenger - Binghamton | 07/24 18:55 | 25 | [443] Alexander Ritschard v Ramkumar Ramanathan [185] | 2-6,7-6,6-2 |
Wikipedia - Ramkumar Ramanathan
Ramkumar Ramanathan (* 8. November 1994 in Chennai) ist ein indischer Tennisspieler.