Ulrich Pinner holds a solid clay court record of 113–90 across 203 matches (55.7%). A winning majority across 203 matches shows consistent ability to get results on clay. Claimed 2 titles on clay: Stuttgart, Gstaad.

At Grand Slam level (Roland Garros): Ulrich Pinner is 6–7 (46.2%) across 13 Grand Slam matches — below .500, though the elite draw depth at the Slams makes that a notoriously difficult barrier to crack.

3 finals reached on clay — won 2, lost 1 (solid 67% conversion) — consistently getting to finals and winning the majority is a hallmark of elite performers on clay. 11 semifinals. 19 quarterfinals.

vs. Top 10 on clay: 2–10 (16.7%, 12 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: 14–14 (50.0%); best-of-three: 99–76 (56.6%). Slightly stronger in three-set contests on clay, though the five-set record is still respectable.

Peak season: 1979 — 24–9 (72.7%) from 33 matches. That year captures the ceiling of what Ulrich Pinner can do on clay when performing at their best and represents the standard to aim for.