Alex Corretja has an impressive clay court record of 292–148 across 440 matches (66.4% — strong). A win rate of that calibre over 440 matches is a reliable indicator of genuine quality on this surface. With 10 titles, among the most prolific clay court champions in the Open Era: Buenos Aires, Estoril, Gstaad, Amsterdam and 3 more.

At Grand Slam level (Roland Garros): Alex Corretja has been outstanding — 36–13 (73.5%) across 49 matches. Winning more than 7 in 10 Grand Slam matches on clay is the benchmark of an all-time great on this surface.

ATP Masters 1000 on clay (Monte Carlo, Madrid, Rome): a positive 62–34 (64.6%) across 96 matches — winning above .500 at this level, week in week out, is a genuine sign of quality on clay.

20 finals reached on clay — won 10, lost 10 (solid 50% conversion) — consistently getting to finals and winning the majority is a hallmark of elite performers on clay. 40 semifinals. 57 quarterfinals.

vs. Top 10 on clay: 16–27 (37.2%, 43 matches). Top 10 opponents have represented a clear ceiling on clay; addressing that deficit is the single biggest lever for improving the overall record here.

By format on clay — best-of-five: 50–19 (72.5%); best-of-three: 242–129 (65.2%). Slightly better in five-set matches on clay — a positive sign for the Slams specifically.

Peak season: 2000 — 26–5 (83.9%) from 31 matches. That year captures the ceiling of what Alex Corretja can do on clay when performing at their best and represents the standard to aim for.