Dave Siegler has found the Tour difficult, recording 15–25 across 40 matches (37.5%). The numbers point to a player still building their Tour presence — a key area of opportunity going forward. Dave Siegler has reached 1 final without yet claiming a title — one of the finest margins in tennis.
At Grand Slam level (Australian Open, Roland Garros, Wimbledon, US Open): Dave Siegler has yet to record a win at Grand Slam level — 0–4 across 4 matches. Breaking through here would mark a significant step forward.
One final reached, without converting it into a title. That final-round experience is valuable groundwork for going one step further next time. 1 semifinal. 4 quarterfinals.
vs. Top 10: 0–3 (0.0%, 3 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: 0–4 (0.0%); best-of-three: 15–21 (41.7%). Markedly stronger in three-set formats; the win rate drops noticeably in five-setters, which has direct implications for Grand Slam performance.
Best season: 1981 — 6–9 (40.0%) from 15 matches. The best single-season display to date — a useful reference point as the career continues to develop.