Cliff Letcher has found the Tour difficult, recording 72–126 across 198 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): Cliff Letcher is 13–19 (40.6%) across 32 Grand Slam matches — below .500, though the elite draw depth makes that a notoriously difficult barrier.
vs. Top 10: 0–13 (0.0%, 13 matches). Top 10 opponents have represented a clear ceiling; addressing that deficit is the single biggest lever for improving the overall record.
By format — best-of-five: 17–26 (39.5%); best-of-three: 55–100 (35.5%). Slightly better in five-set matches — a positive sign for Grand Slam campaigns specifically.
Best season: 1977 — 16–21 (43.2%) from 37 matches. The best single-season display to date — a useful reference point as the career continues to develop.