Heiner Moraing has found the Tour difficult, recording 4–7 across 11 matches (36.4%). The numbers point to a player still building their Tour presence — a key area of opportunity going forward.
At Grand Slam level (Australian Open, Roland Garros, Wimbledon, US Open): Heiner Moraing is 2–2 (50.0%) across 4 Grand Slam matches — below .500, though the elite draw depth makes that a notoriously difficult barrier.
By format — best-of-five: 2–3 (40.0%); best-of-three: 2–4 (33.3%). Slightly better in five-set matches — a positive sign for Grand Slam campaigns specifically.
Best season: 1988 — 2–3 (40.0%) from 5 matches. The best single-season display to date — a useful reference point as the career continues to develop.