Tatsuko Ohsako

Tatsuko Ohsako (, born 8 January 1952) is a Japanese professional golfer. She played on the LPGA of Japan Tour (JLPGA) and the LPGA Tour.

Career Ohsako won 45 times on the LPGA of Japan Tour between 1975 and 1991. She was the leading money winner on the LPGA of Japan Tour three times: in 1977, 1980, and 1987.

One of Ohsako's JLPGA wins was co-sanctioned with the LPGA Tour, the 1980 Mazda Japan Classic.

Ohsako finished fifth at the LPGA Tour's qualifying school tournament in January 1978 and played sparingly on the LPGA Tour from 1978 to 1984.

Professional wins (45) LPGA Tour wins (1)

LPGA of Japan Tour wins (45) 1975 (2) Japan Ladies Professional East vs. West, Matsushima Ladies Open 1977 (4) All-Star, Toyotomi Ladies, Mizuno Golf Tournament, Saikai National Park Ladies Open 1978 (4) Hokkaido Women's Open, Saikai National Park Ladies Open, Hokuriku Queens Cup, All-Star 1979 (3) Hiroshima Women's Open, Hokkaido Women's Open, Junon Women's Open 1980 (3) Northeast Queens, Japan LPGA Championship, Mazda Japan Classic (co-sanctioned with LPGA Tour) 1981 (2) Japan Women's Open, Tokai Classic 1982 (2) Hiroshima Women's Open, Japan Ladies Professional East vs West 1983 (4) Tokushima Tsukinomiya Ladies Classic Open, Fujisankei Ladies Classic, Canon Queens Cup, Japan LPGA Championship 1984 (4) Tohato Ladies, Japan Women's Open, Recruit Torabayu Cup, JLPGA Lady Borden Cup 1985 (5) Dunlop Ladies Open, Mizuno Open, Recruit Torabayu Cup, Kosaido Asahi Golf Cup, Tsumura Itsuki Classic 1986 (3) Kumamoto Cyuoh Ladies, Recruit Torabayu Cup, JLPGA Lady Borden Cup 1987 (4) Tohato Ladies, Hiroshima UCC Ladies, Toto Motors Ladies, Karuizawa 72 Tokyu Ladies Open 1988 (4) Tohato Ladies, UCC Ladies, Toto Motors Ladies, Japan LPGA Championship 1991 (1) Japan LPGA Championship

Tournament in bold denotes major championships on LPGA of Japan Tour.