Hiroshi Yamamoto (山本 博 Yamamoto Hiroshi) (born 31 October 1962) is an athlete from Japan. He competes in archery.

Yamamoto competed at the 2004 Summer Olympics in men's individual archery. He won his first three elimination matches, advancing to the quarterfinals. In the quarterfinals, Yamamoto faced Im Dong-hyun of Korea, defeating the 1st-ranked archer 111-110 in the 12-arrow match and advancing to the semifinals. There, he faced Tim Cuddihy of Australia, defeating the eventual bronze medalist in a 10-9 tie-breaker after the first 12 arrows resulted in a 115-115 tie. Yamamoto then competed against Marco Galiazzo of Italy in the gold medal match, losing 111-109 to finish with the silver medal.

Yamamoto was also a member of the 8th-place Japanese men's archery team at the 2004 Summer Olympics.