Harald Elschenbroich holds a solid clay court record of 99–81 across 180 matches (55.0%). A winning majority across 180 matches shows consistent ability to get results on clay. Harald Elschenbroich has reached 4 finals without yet claiming a title on clay — one of the finest margins in tennis.

At Grand Slam level (Roland Garros): Harald Elschenbroich has struggled at Grand Slam level on clay: 1–5 (16.7%) in 6 matches. The best-of-five format and elite fields make this the toughest benchmark on this surface.

4 finals reached on clay — none converted into a title yet. Reaching 4 finals is a mark of real quality, but the gap between finalist and champion is one of the finest lines in the sport. 7 semifinals. 22 quarterfinals.

By format on clay — best-of-five: 35–28 (55.6%); best-of-three: 64–53 (54.7%). Consistent regardless of format on clay — a sign of a well-rounded game that holds up as matches develop.

Best season: 1978 — 4–1 (80.0%) from 5 matches. The best single-season display to date — a useful reference point as the clay record continues to develop.