| Evropská kvalifikace na Olympijské hry | 05/18 15:10 | - | Ovidiu Ionescu v Dimitrije Levajac | L | 2-4 | |
| Evropská kvalifikace na Olympijské hry | 05/17 12:20 | - | Yaroslav Zhmudenko v Ovidiu Ionescu | L | 4-1 | |
| Evropská kvalifikace na Olympijské hry | 05/15 15:00 | - | Ovidiu Ionescu v Borgar Haug | W | 4-3 | |
| Evropská kvalifikace na Olympijské hry | 05/15 07:30 | - | Ovidiu Ionescu v Ibrahim Gunduz | W | 4-2 | |
| WTT Saudi Smash | 05/06 10:25 | 5 | Chuqin Wang v Ovidiu Ionescu | L | 3-0 | |
| WTT Saudi Smash | 05/04 10:25 | 6 | Ovidiu Ionescu v Paul Drinkhall | W | 3-1 | |
| WTT Feeder Havířov | 04/16 11:30 | 4 | Siu Hang Lam v Ovidiu Ionescu | L | 3-2 | |
| WTT Feeder Havířov | 04/15 16:35 | 5 | Samuel Kulczycki v Ovidiu Ionescu | W | 0-3 | |
| WTT Feeder Varazdin | 04/04 17:20 | 6 | Nima Alamian v Ovidiu Ionescu | L | 3-1 | |
| Singapore Smash | 03/14 11:50 | 4 | Ovidiu Ionescu v Yun-Ju Lin | L | 0-3 | |
| Singapore Smash | 03/12 05:25 | 5 | Quadri Aruna v Ovidiu Ionescu | W | 0-3 | |
| Singapore Smash | 03/10 03:30 | 6 | Aditya Sareen v Ovidiu Ionescu | W | 1-3 |
Ovidiu George Ionescu (born 28 June 1989) is a Romanian professional table tennis player who plays with Post SV Mühlhausen and SCM Gloria Buzău.
Ionescu competed at the 2016 Summer Olympics in the singles event, in which he was eliminated in the third round by Marcos Freitas.
In September 2018, Ionescu reached his first European Championships final but lost to No.1 seed Timo Boll. He defeated holder of the continental title Emmanuel Lebesson in the second round, 6th seed Jonathan Groth in the round of 16, 9th seed Vladimir Samsonov in the quarterfinals and 8th seed Kristian Karlsson in the semi-finals.