| WTT Star Contender Budapest | 07/13 16:50 | 6 | Liam Pitchford v Tamas Lakatos | L | 3-2 | |
| TT Trophy | 05/17 12:00 | - | Janos Kaiser v Tamas Lakatos | W | 2-3 | |
| TT Trophy | 05/17 11:00 | - | Tamas Lakatos v Adrian Dillon | W | 3-0 | |
| TT Trophy | 05/17 10:00 | - | Kovacs, Sebestyen v Tamas Lakatos | W | 1-3 | |
| TT Trophy | 05/17 08:30 | - | Serdaroglu, David v Tamas Lakatos | W | 2-3 | |
| TT Trophy | 05/17 06:30 | - | Tamas Lakatos v Magyar, Laszlo | L | 2-3 | |
| TT Trophy | 05/13 13:00 | - | Tamas Lakatos v Nagy, Krisztian | L | 2-3 | |
| TT Trophy | 05/13 11:00 | - | Molnar, Istvan v Tamas Lakatos | W | 2-3 | |
| TT Trophy | 05/13 09:00 | - | Taehyun Kim v Tamas Lakatos | L | 3-1 | |
| TT Trophy | 05/13 08:00 | - | Tamas Lakatos v Magyar, Laszlo | W | 3-1 | |
| TT Trophy | 05/13 07:00 | - | Mate Moricz v Tamas Lakatos | W | 0-3 | |
| WTT Contender - Doha | 03/18 15:45 | - | Tamas Lakatos v Ahmed Alawlaqi | - | Walkover | |
| WTT Feeder Doha | 03/15 10:50 | - | Yuanyu Chen v Tamas Lakatos | L | 4-1 | |
| WTT Contender Muscat | 02/28 12:45 | - | Tamas Lakatos v Alexandre Cassin | L | 1-3 | |
| WTT Contender Muscat | 02/27 15:30 | - | Tamas Lakatos v Jules Rolland | W | 3-2 | |
| WTT Feeder Dusseldorf | 01/18 17:55 | 5 | Tiago Apolonia v Tamas Lakatos | - | Walkover | |
| WTT Feeder Dusseldorf | 01/18 12:00 | 6 | Tamas Lakatos v Hodaei, Amir Hossein | W | 4-2 | |
| World Championship | 11/25 00:30 | 57 | Tamas Lakatos v Darko Jorgic | L | 0-4 | |
| World Championship | 11/23 19:00 | 57 | Eric Jouti v Tamas Lakatos | W | 0-4 | |
| European Championships | 06/23 16:00 | - | Tamas Lakatos v Filip Zeljko | L | 0-3 | |
| European Championships | 06/22 12:30 | - | Rares Sipos v Tamas Lakatos | L | 3-1 | |
| Hungarian Open 2020, MS, Qualification | 02/18 08:50 | - | Dimitrije Levajac v Tamas Lakatos | L | 4-0 | |
| ITTF Challenge, Spanish Open 2020, MS | 02/06 19:55 | 5 | Tamas Lakatos v Deni Kozul | L | 1-4 | |
| ITTF Challenge, Spanish Open 2020, MS | 02/06 14:55 | 6 | Tamas Lakatos v Yang, Heng-Wei | W | 4-2 | |
| North American Open | 12/07 01:45 | - | Darko Jorgic v Tamas Lakatos | L | 4-0 | |
| North American Open | 12/06 22:05 | - | Tamas Lakatos v Joao Monteiro | W | 4-3 | |
| France League Pro B | 12/01 15:06 | - | Brossier, Benjamin v Tamas Lakatos | L | 3-2 | |
| Belarus Open | 11/01 09:20 | - | Joao Monteiro v Tamas Lakatos | L | 4-3 | |
| Belarus Open | 10/31 07:20 | - | Tamas Lakatos v Jakub Zelinka | W | 3-1 | |
| Euro Team Champs | 09/04 15:00 | 1 | Tamas Lakatos v Truls Moregard | L | 1-3 |