Olli Rahnasto has a competitive career record of 24–27 across 51 matches (47.1%). The record shows a player capable of competing at Tour level, though there is clear room to push the win rate higher.
At Grand Slam level (Australian Open, Roland Garros, Wimbledon, US Open): Olli Rahnasto is 2–3 (40.0%) across 5 Grand Slam matches — below .500, though the elite draw depth makes that a notoriously difficult barrier.
By format — best-of-five: 12–10 (54.5%); best-of-three: 12–17 (41.4%). Significantly better in five-set matches — a strong physical profile that tends to tell as matches and tournaments progress.
Best season: 1989 — 7–13 (35.0%) from 20 matches. The best single-season display to date — a useful reference point as the career continues to develop.
