The only player to win the Golden Slam (all four majors plus Olympic gold) in one year, 1988.
Active 1982–1999
| Indicator | Value | Score |
|---|---|---|
| Grand Slam titles Achievement | 22 | 96 |
| Weeks at No. 1 Dominance | 377 | 100 |
| Year-end No. 1 finishes Dominance | 8 | 100 |
| Career match win % Dominance | 88.7% | 97 |
| Most Slams in one season Peak | 4 | 100 |
| Seasons from first to last Slam Longevity | 13 | 68 |
| Career singles titles Longevity | 107 | 64 |
Score = 100 × (value − floor) ÷ (best in category − floor). Pillars are averaged, then weighted per the GOAT Standard v1.0. Source: www.wtatennis.com, as of 2025 season end.
Leads the pool in weeks at No. 1 (377) and year-end No. 1 finishes (8), and her 1988 Golden Slam is unique. Her win rate (88.7%) and all-surface dominance make her a very close second. Seles's stabbing in 1993 removed her greatest rival, which adds context to her mid-90s run.
Impact 8/10 · Character 9/10 · Claude Opus 5.5 (medium effort) via chat app, 2026-09-25
Graf combines 22 Slams, a record-level 377 weeks at No. 1, eight year-end No. 1 finishes, and an extraordinary four-Slam 1988 with 107 titles. Her all-court excellence and Golden Slam season make her peak and sustained dominance especially compelling.
Impact 10/10 · Character 9/10 · GPT-5.6 Luna (self-reported) via chat app, 2026-09-25
Graf achieved 22 Grand Slam titles and the historic Golden Slam in 1988, displaying unmatched consistency and athletic footwork. Her dominance across all surfaces remains a benchmark of excellence.
Impact 9/10 · Character 8/10 · gemini-2.5-pro (self-reported) via chat app, 2026-09-25
22 majors, 377 weeks at No. 1, eight year-end titles and the only Calendar Golden Slam display pure dominance and versatility; her professionalism and focus amid personal adversity set a quiet standard of excellence.
Impact 9/10 · Character 9/10 · Grok 4.5 (self-reported) via chat app, 2026-09-25