| Challenger - Bengaluru | 02/08 11:00 | 25 | [185] Ramkumar Ramanathan v Max Purcell [179] | 6-3,0-6,5-7 | |
| ATP - Pune | 02/01 13:25 | 25 | [182] Ramkumar Ramanathan v Stefano Travaglia [93] | 6-7,6-4,3-6 | |
| Australian Open | 01/11 07:35 | 14 | [182] Ramkumar Ramanathan v Gian Marco Moroni [197] | 3-6,5-7 | |
| ATP - Adelaide | 01/02 04:15 | 14 | [103] Holger Vitus Nodskov Rune v Ramkumar Ramanathan [184] | 6-4,7-6 | |
| Challenger - Antalya | 12/03 07:00 | 27 | [336] Eduard Esteve Lobato v Ramkumar Ramanathan [186] | 6-2,6-0 | |
| Challenger - Antalya | 12/02 07:00 | 26 | [368] Oliver Crawford v Ramkumar Ramanathan [186] | 5-7,4-6 | |
| Challenger - Antalya | 11/30 15:10 | 25 | [381] Louis Wessels v Ramkumar Ramanathan [186] | 2-6,3-6 | |
| Challenger - Manama | 11/28 15:45 | 29 | [222] Ramkumar Ramanathan v Evgeny Karlovskiy [302] | 6-1,6-4 | |
| Challenger - Manama | 11/27 15:00 | 28 | [222] Ramkumar Ramanathan v Jay Clarke [231] | 5-7,6-3,6-2 | |
| Challenger - Manama | 11/26 12:00 | 27 | [288] Goncalo Oliveira v Ramkumar Ramanathan [222] | 3-6,6-4,5-7 | |
| Challenger - Manama | 11/25 10:00 | 26 | [247] Duje Ajdukovic v Ramkumar Ramanathan [222] | 2-6,4-6 | |
| Challenger - Manama | 11/23 13:00 | 25 | [429] Vladyslav Orlov v Ramkumar Ramanathan [222] | 2-6,4-6 | |
| Challenger - Helsinki | 11/18 14:00 | 26 | [136] Nikola Milojevic v Ramkumar Ramanathan [222] | 3-6,6-1,6-2 | |
| Challenger - Helsinki | 11/17 15:20 | 25 | [222] Ramkumar Ramanathan v Otto Virtanen [383] | 4-6,6-4,6-3 | |
| Challenger - Bratislava | 11/10 16:00 | 25 | [106] Alex Molcan v Ramkumar Ramanathan [215] | 6-3,7-6 | |
| Challenger - Eckental | 11/05 12:00 | 27 | [241] Daniel Masur v Ramkumar Ramanathan [187] | 6-3,6-3 | |
| Challenger - Eckental | 11/04 15:30 | 26 | [187] Ramkumar Ramanathan v Maximilian Marterer [199] | 7-5,7-6 | |
| Challenger - Eckental | 11/03 09:10 | 25 | [187] Ramkumar Ramanathan v Aldin Setkic [420] | 7-6,4-6,6-3 | |
| Challenger - Eckental | 11/03 09:00 | 25 | Ramkumar Ramanathan v Lukas Lacko | Cancelled | |
| Challenger - Ismaning | 10/24 11:20 | 26 | [191] Ramkumar Ramanathan v Jonas Forejtek [316] | 4-6,6-7 | |
| Tie Break Tens - Dubai | 10/22 15:20 | - | Ramkumar Ramanathan v Daniel Evans | 0-0 | |
| ATP - Moscova | 10/16 15:00 | 14 | [101] Egor Gerasimov v Ramkumar Ramanathan [191] | 6-3,6-4 | |
| Challenger Alicante | 10/12 08:00 | 25 | [225] Thomas Fabbiano v Ramkumar Ramanathan [191] | 6-4,3-6,6-3 | |
| ATP - Indian Wells | 10/06 01:55 | 14 | [300] Roberto Quiroz v Ramkumar Ramanathan [191] | 6-4,3-6,6-4 | |
| Challenger - Murcia | 09/27 12:30 | 25 | [190] Ramkumar Ramanathan v Miljan Zekic [321] | 6-3,4-6,3-6 | |
| Challenger - Biel | 09/24 10:35 | 27 | [139] Liam Broady v Ramkumar Ramanathan [192] | 7-6,6-2 | |
| Challenger - Biel | 09/23 09:00 | 26 | [175] Mats Moraing v Ramkumar Ramanathan [192] | 2-6,3-6 | |
| Challenger - Biel | 09/21 10:15 | 25 | [192] Ramkumar Ramanathan v Tomas Machac [138] | 6-3,6-2 | |
| Cupa Davis | 09/17 16:40 | 2 | [74] Emil Ruusuvuori v Ramkumar Ramanathan [187] | 6-4,7-5 | |
| Challenger - Cassis | 09/10 08:30 | 27 | [147] Liam Broady v Ramkumar Ramanathan [204] | 7-6,6-4 |
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.