Isao Aoki
Best day
1980 U.S. Open
Runner-up to Jack Nicklaus.
Chosen by rule: the most recent of the best major finishes. Year page: 1980.
Career line, 1978–1988
4 results. Hover or tap a mark; click it for the year.
- Runner-up
- Top 10
Isao Aoki was born on August 31, 1942, in Abiko, Chiba, Japan. Aoki's best major finish was second, at the 1980 U.S. Open.
See Isao Aoki in our rooms: The Masters, U.S. Open, The Open and Every Ground.
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The record
Near misses
Top-10 finishes are listed for The Open, the one championship with a full top 10 every year.
- 1978 The Open Old Course, St Andrews · finished T7 · 285 (-3)
- 1979 The Open Royal Lytham & St Annes Golf Club · finished T7 · 291 (+7)
- 1980 U.S. Open Baltusrol G.C. · runner-up to Jack Nicklaus
- 1988 The Open Royal Lytham & St Annes Golf Club · finished T7 · 283 (-1)
U.S. Open top-10 finishes in his career: 1 (GNN U.S. Open room data).
Sources
Every fact on this page comes from Golf Network News data sets compiled in October 2026 (Masters, PGA Championship, The Open, U.S. Women's Open, Ryder Cup, PGA Tour 2024–2026, major host sites, Champions Dinner menus, and the U.S. Open and state rooms). These are the sources those rows cite.