Pro wins
Olympia titles
Shows entered
Years active
Direct Record Ottavia Mazza 0–3 Rania Stamatiadou · 3 shared shows
| Year | Competition | Division | Ottavia Mazza | Rania Stamatiadou | Winner | Source |
|---|---|---|---|---|---|---|
| 2026 | 2026 365 Grand Prix Pro | Bikini | 8 | 6 | Rania Stamatiadou | generationiron.com ↗ |
| 2026 | 2026 Fitparade Pro | Bikini | 6 | 3 | Rania Stamatiadou | contests.npcnewsonline.com ↗ |
| 2026 | 2026 Pro Muscle Italy Pro | Bikini | 7 | 4 | Rania Stamatiadou | contests.npcnewsonline.com ↗ |