Roger Federer has been dominant on grass, posting 192–29 across 221 matches (86.9% — exceptional). Few players in the Open Era have sustained that level of dominance across a full career on grass. With 19 titles, among the most prolific grass court champions in the Open Era: Halle, Wimbledon, Stuttgart.

At Grand Slam level (Wimbledon): Roger Federer has been outstanding — 105–14 (88.2%) across 119 matches. Winning more than 7 in 10 Grand Slam matches on grass is the benchmark of an all-time great on this surface.

27 finals reached on grass — won 19, lost 8 (solid 70% conversion) — consistently getting to finals and winning the majority is a hallmark of elite performers on grass. 32 semifinals. 39 quarterfinals.

vs. Top 10 on grass: 21–11 (65.6%, 32 matches). Winning above .500 against the world's best on grass is a benchmark of genuine elite quality on this surface.

By format on grass — best-of-five: 107–14 (88.4%); best-of-three: 85–15 (85.0%). Slightly better in five-set matches on grass — a positive sign for the Slams specifically.

Best season: 2003 — 12–0 (100.0%) from 12 matches. The best single-season display to date — a useful reference point as the grass record continues to develop.

Historic: 64 consecutive wins on grass — one of the longest winning streaks on this surface in the Open Era. To sustain that level across so many matches demands physical and mental consistency that very few players in history have matched.