William Bliss "Buck" Giles (May 7, 1903 – April 15, 1985) was an American baseball player and attorney.

In 1925, he became the first Michigan baseball player to win the Big Ten Conference Medal of Honor.

He was Michigan's leadoff hitter in 1924 and 1925, and he helped lead the team to the Big Ten Conference championship in 1924.

[1] In April 1925, he became the first Michigan baseball player to win the Big Ten Conference Medal of Honor.

He was the fourth Michigan baseball player (following Bill Freehan, Bennie Oosterbaan, and George Sisler) to be inducted into the Hall of Honor.