| Challenger Ochsenhausen | 01/22 11:20 | 1 | Lorentz, Romain v Zhai, Yujia | L | 1-3 | |
| Challenger Ochsenhausen | 01/22 08:00 | 1 | Lorentz, Romain v Robert Floras | L | 0-3 | |
| Challenger Ochsenhausen | 01/21 19:00 | 1 | Lorentz, Romain v Jakub Kleprlik | W | 3-1 | |
| Challenger Ochsenhausen | 01/21 16:20 | 1 | Jiri Vrablik v Lorentz, Romain | L | 3-1 | |
| Challenger Ochsenhausen | 01/21 12:50 | 1 | Antonin Gavlas v Lorentz, Romain | L | 3-1 | |
| Challenger Ochsenhausen | 01/21 10:50 | 1 | Lorentz, Romain v Nordberg, Hampus | L | 1-3 | |
| Challenger Ochsenhausen | 01/21 08:50 | 1 | Lorentz, Romain v Brossier, Benjamin | W | 3-1 | |
| Challenger Ochsenhausen | 11/13 10:40 | 1 | Marinkovic, Nikola v Lorentz, Romain | W | 0-3 | |
| Challenger Ochsenhausen | 11/13 10:40 | 1 | Lorentz, Romain v Aleksa Gacev | - | Cancelled | |
| Challenger Ochsenhausen | 11/12 20:20 | 1 | Demeter, Lehel v Lorentz, Romain | L | 3-2 | |
| Challenger Ochsenhausen | 11/12 17:40 | 1 | Miroslav Horejsi v Lorentz, Romain | L | 3-2 | |
| Challenger Ochsenhausen | 11/12 15:40 | 1 | Jiri Vrablik v Lorentz, Romain | L | 3-0 | |
| Challenger Ochsenhausen | 11/12 10:50 | 1 | Kiss, Daniel v Lorentz, Romain | W | 1-3 | |
| Challenger Ochsenhausen | 11/12 08:10 | 1 | Josip Huzjak v Lorentz, Romain | L | 3-2 | |
| Qatar Open XD | 08/15 07:10 | - | Anders Lind v Lorentz, Romain | L | 4-0 | |
| Qatar Open 2019, MS | 05/18 18:04 | - | Jiri Vrablik v Lorentz, Romain | L | 3-0 | |
| Qatar Open XD | 03/21 14:00 | 1 | Seungmin Cho v Lorentz, Romain | L | 4-1 | |
| Qatar Open XD | 03/20 13:40 | 1 | Lorentz, Romain v Chen, Diogo | W | 4-2 | |
| Qatar Open XD | 03/06 08:50 | 1 | Lorentz, Romain v Mohamed El-Beiali | L | 0-4 | |
| Qatar Open 2019, MS | 12/20 18:49 | - | Tokic, Bojan v Lorentz, Romain | L | 3-0 | |
| Qatar Open 2019, MS | 11/24 19:14 | - | Lorentz, Romain v Vlasov, Grigory | L | 0-3 | |
| Qatar Open XD | 11/15 10:00 | 1 | Lorentz, Romain v Darko Jorgic | L | 1-4 | |
| Qatar Open XD | 11/14 18:20 | - | Noshad Alamiyan v Lorentz, Romain | W | 3-4 | |
| Qatar Open 2019, MS | 10/27 17:37 | - | Lorentz, Romain v Baum, Patrick | L | 1-3 | |
| Qatar Open 2019, MS | 10/13 18:03 | - | Truls Moregardh v Lorentz, Romain | L | 3-2 | |
| Qatar Open 2019, MS | 09/28 14:48 | - | Maharu Yoshimura v Lorentz, Romain | L | 3-0 | |
| Qatar Open XD | 09/20 08:50 | 1 | Tomas Konecny v Lorentz, Romain | W | 3-4 | |
| Qatar Open XD | 06/15 03:06 | - | Lorentz, Romain v Masataka Morizono | L | 0-4 | |
| Qatar Open XD | 06/14 07:05 | - | Lorentz, Romain v Townsend, Kane | W | 4-0 | |
| Qatar Open XD | 04/27 09:00 | 1 | Lorentz, Romain v Nad Nemedi, Valentin | W | 4-2 |