| ITF - M15 Chandigarh | 03/24 04:30 | 29 | [331] Khumoyun Sultanov v Ramkumar Ramanathan [410] | 6-4,6-2 | |
| ITF - M15 Chandigarh | 03/23 04:30 | 28 | [488] Nam Hoang Ly v Ramkumar Ramanathan [410] | 3-6,2-6 | |
| ITF - M15 Chandigarh | 03/22 04:25 | 27 | Chirag Duhan v Ramkumar Ramanathan | 6-4,2-6,4-6 | |
| ITF - M15 Chandigarh | 03/21 04:00 | 26 | [492] Woobin Shin v Ramkumar Ramanathan [410] | 2-6,5-7 | |
| ITF - M15 Chandigarh | 03/20 05:00 | 25 | Manish Ganesh v Ramkumar Ramanathan | 3-6,2-6 | |
| ITF - M25 New Delhi | 03/17 08:25 | 29 | Karan Singh v Ramkumar Ramanathan | 2-6,2-6 | |
| ITF - M25 New Delhi | 03/16 05:30 | 28 | [409] Ramkumar Ramanathan v Nam Hoang Ly [488] | 6-2,6-4 | |
| ITF - M25 New Delhi | 03/15 04:00 | 27 | Siddharth Vishwakarma v Ramkumar Ramanathan | 4-6,2-6 | |
| ITF - M25 New Delhi | 03/14 05:25 | 26 | Yunseok Jang v Ramkumar Ramanathan | 1-6,2-6 | |
| ITF - M25 New Delhi | 03/13 05:55 | 25 | Thanapet Chanta v Ramkumar Ramanathan | 4-6,4-6 | |
| Challenger - New Delhi | 02/27 04:30 | 25 | [462] Ramkumar Ramanathan v Tristan Schoolkate [243] | 3-6,2-6 | |
| Challenger - Pune | 02/22 07:50 | 26 | Alexey Zakharov v Ramkumar Ramanathan | 6-4,6-4 | |
| Challenger - Pune | 02/20 11:55 | 25 | [204] Stefano Napolitano v Ramkumar Ramanathan [462] | 6-7,6-7 | |
| Challenger - Bengaluru | 02/16 08:30 | 27 | [462] Ramkumar Ramanathan v Seongchan Hong [221] | 5-7,7-5,4-6 | |
| Challenger - Bengaluru | 02/14 07:00 | 26 | [108] Luca Nardi v Ramkumar Ramanathan [462] | 6-1,4-6,4-6 | |
| Challenger - Bengaluru | 02/12 10:30 | 25 | [462] Ramkumar Ramanathan v Maxime Janvier [259] | 6-7,7-5,6-4 | |
| Challenger - Chennai | 02/06 15:05 | 25 | [459] Ramkumar Ramanathan v Oriol Roca Batalla [216] | 6-7,2-6 | |
| Cupa Davis | 02/04 07:30 | 1 | Aqeel Khan v Ramkumar Ramanathan | Cancelled | |
| Cupa Davis | 02/03 05:55 | 1 | [154] Aisam Qureshi v Ramkumar Ramanathan [461] | 7-6,6-7,0-6 | |
| Challenger - Nonthaburi | 01/09 03:00 | 25 | [219] Valentin Vacherot v Ramkumar Ramanathan [475] | 6-4,6-3 | |
| Challenger - Nonthaburi | 01/08 03:00 | 19 | [487] Makoto Ochi v Ramkumar Ramanathan [440] | 4-6,2-6 | |
| Challenger - Nonthaburi | 01/07 03:00 | 14 | [440] Ramkumar Ramanathan v Akira Santillan [392] | 6-1,6-1 | |
| ITF - M25 Kalaburagi | 12/03 04:00 | 29 | [177] Ramkumar Ramanathan v David Pichler [308] | 6-2,6-1 | |
| ITF - M25 Kalaburagi | 12/02 04:00 | 28 | Ramkumar Ramanathan v Ryotaro Taguchi | 6-2,6-1 | |
| ITF - M25 Kalaburagi | 12/01 05:30 | 27 | Manish Sureshkumar v Ramkumar Ramanathan | 5-7,0-6 | |
| ITF - M25 Kalaburagi | 11/30 05:55 | 26 | Kabir Hans v Ramkumar Ramanathan | 5-7,6-3,2-6 | |
| ITF - M25 Kalaburagi | 11/29 04:45 | 25 | Ajay Malik v Ramkumar Ramanathan | 0-6,0-6 | |
| ITF - M25 Mumbai | 11/26 05:00 | 29 | Siddharth Vishwakarma v Ramkumar Ramanathan | 0-6,4-6 | |
| ITF - M25 Mumbai | 11/25 05:00 | 28 | [177] Ramkumar Ramanathan v Louis Wessels [360] | 7-6,6-3 | |
| ITF - M25 Mumbai | 11/24 04:30 | 27 | [363] Ryuki Matsuda v Ramkumar Ramanathan [177] | 6-7,6-3,5-7 |
Wikipedia - Ramkumar Ramanathan
Ramkumar Ramanathan (n. 8 noiembrie 1994) este un jucător profesionist de tenis indian. Este primul jucător indian care a ajuns într-o finală de simplu ATP în turneul mondial de la Somdev Devvarman. Cea mai înaltă poziție în clasamentul ATP la simplu este numărul 111 (30 iulie 2018) iar la dublu numărul 101 (2 martie 2020) și reprezintă India în Cupa Davis.