Manuel Santana has been dominant on clay, posting 81–22 across 103 matches (78.6% — exceptional). Few players in the Open Era have sustained that level of dominance across a full career on clay. 5 titles on clay: Tampa, Berlin, Bastad, Kitzbuhel, Barcelona — a record that reflects consistent ability to close out tournaments on this surface.

At Grand Slam level (Roland Garros): a positive 6–3 (66.7%) across 9 matches — a player who generally rises to the occasion at the Slams on clay.

7 finals reached on clay — won 5, lost 2 (solid 71% conversion) — consistently getting to finals and winning the majority is a hallmark of elite performers on clay. 10 semifinals. 16 quarterfinals.

By format on clay — best-of-five: 60–12 (83.3%); best-of-three: 21–10 (67.7%). Significantly better in five-set matches — a strong physical profile on clay that tends to tell as matches and tournaments progress.

Peak season: 1968 — 18–2 (90.0%) from 20 matches. That year captures the ceiling of what Manuel Santana can do on clay when performing at their best and represents the standard to aim for.

Manuel Santana put together an impressive 13-match winning streak on clay, highlighting the ability to maintain high performance across multiple tournament rounds and events.