Tomoko Yoshihara (???? Yoshihara Tomoko, born 4 February 1970 in the Uryu District, Hokkaido) is a former volleyball player from Japan, who competed in the 1992, 1996, and 2004 Summer Olympics.
She captained the 2004 Olympic squad.
Yoshihara played as a middle-blocker.
She was named Best Server at the 1994 FIVB Women's World Championship.
After retiring in 2006, she completed a master's programme at the University of Tsukuba.
Since 1 June 2015, she has been the manager of the JT Marvelous volleyball team.