[139] Ramkumar Ramanathan 4-6,1-6 Lorenzo Sonego [106] 2019-03-18 14:00
Stadium: Court 9 Round: 44 Ground: Hardcourt outdoor
Home History
| Challenger Phoenix | 2019/03/11 18:50 | Ramkumar Ramanathan v Pedja Krstin | 2-6,4-6 |
| ATP Indian Wells | 2019/03/06 02:30 | Ramkumar Ramanathan v Filip Krajinovic | 4-6,0-6 |
| ATP Dubai | 2019/02/25 16:55 | Roberto Bautista-Agut v Ramkumar Ramanathan | 6-4,6-3 |
| ATP Delray Beach | 2019/02/16 16:00 | Marcelo Arevalo v Ramkumar Ramanathan | 6-2,3-6,7-6 |
| ATP New York | 2019/02/12 17:50 | Ramkumar Ramanathan v Jason Jung | 3-6,6-3,1-6 |
| ATP New York | 2019/02/11 18:00 | Ramkumar Ramanathan v Tim Smyczek | 6-3,3-6,7-5 |
| ATP New York | 2019/02/10 21:20 | Ramkumar Ramanathan v Roy Smith | 4-6,6-2,6-4 |
| Challenger Budapest | 2019/02/06 09:00 | Ramkumar Ramanathan v Uladzimir Ignatik | 6-7,5-7 |
Away History
| Challenger Phoenix | 2019/03/16 01:30 | Matteo Berrettini v Lorenzo Sonego | 6-4,6-4 |
| Challenger Phoenix | 2019/03/14 19:50 | Ryan Harrison v Lorenzo Sonego | 4-6,2-6 |
| Challenger Phoenix | 2019/03/14 00:10 | Lorenzo Sonego v Jeremy Chardy | 3-6,6-3,7-5 |
| Challenger Phoenix | 2019/03/11 18:50 | Lorenzo Sonego v Nicola Kuhn | 6-3,6-2 |
| ATP Sao Paulo | 2019/02/27 18:35 | Leonardo Mayer v Lorenzo Sonego | 6-1,3-6,6-3 |
| ATP Sao Paulo | 2019/02/26 00:00 | Lorenzo Sonego v Federico Delbonis | 6-4,6-4 |
| ATP Rio De Janeiro | 2019/02/19 18:00 | Lorenzo Sonego v Albert Ramos-Vinolas | 6-7,3-6 |
| ATP Buenos Aires | 2019/02/13 17:30 | Lorenzo Sonego v Roberto Carballes Baena | 5-7,1-6 |