12 games · 2011–2022 · 8 classical · 0 online
Cosma 47 draws1 Ionescu
62.5% for Cosma
Openings between them
| C01 | French Defense: Exchange Variation | 4 | 50.0% |
| C00 | French Defense: King's Indian Attack | 3 | 66.7% |
| D26 | Queen's Gambit Accepted: Normal Variation, Traditional System | 2 | 50.0% |
| A07 | King's Indian Attack, with Bf5 | 1 | 50.0% |
| E14 | Queen's Indian Defense: Spassky System | 1 | 100.0% |
| E16 | Queen's Indian Defense: Riumin Variation | 1 | 100.0% |
All games
| Cosma, E2244 | ½-½ | Ionescu, I2123 | TCh-ROU Blitz Women 2022 | 2022 |
| Ionescu, I2123 | 1-0 | Cosma, E2244 | TCh-ROU Blitz Women 2022 | 2022 |
| Ionescu, I2123 | 0-1 | Cosma, E2244 | TCh-ROU Rapid Women 2022 | 2022 |
| Cosma, E2244 | ½-½ | Ionescu, I2123 | TCh-ROU Rapid Women 2022 | 2022 |
| Ionescu, I2131 | ½-½ | Cosma, E2281 | ch-ROU Women 2022 | 2022 |
| Cosma, E2319 | 1-0 | Ionescu, I2228 | ch-ROU w 2016 | 2016 |
| Ionescu, I2143 | 0-1 | Cosma, E2323 | ch-ROU w 2015 | 2015 |
| Ionescu, I2227 | ½-½ | Cosma, E2333 | Maria Albulet Mem 2014 | 2014 |
| Cosma, E2344 | ½-½ | Ionescu, I2253 | 15th ch-EUR w 2014 | 2014 |
| Ionescu, I2233 | ½-½ | Cosma, E2329 | Thracian Princess ch-BUL Open w 2013 | 2013 |
| Ionescu, I2253 | 0-1 | Cosma, E2332 | ch-ROU w 2013 | 2013 |
| Ionescu, I2247 | ½-½ | Cosma, E2343 | Open ch-BUL w 2012 | 2011 |