Seiji Ebihara (海老原 清治, Ebihara Seiji, born 2 April 1949) is a Japanese professional golfer.

Ebihara was born in Abiko, Chiba, Japan.

He won one tournament on the Japan Golf Tour and had career earnings of over ¥260 million.

Ebihara joined the European Seniors Tour in 2000 and has won six tournaments on it.

PGA of Japan Tour playoff record (0–1) European Seniors Tour playoff record (1–1)