Hiyu Motoyama (元山 飛優, Motoyama Hiyu, born December 4, 1998) is a Japanese professional baseball infielder for the Saitama Seibu Lions of Nippon Professional Baseball (NPB).

He has previously played in NPB for the Tokyo Yakult Swallows.

On March 27, 2021, Motoyama made his Nippon Professional Baseball (NPB) debut for the Tokyo Yakult Swallows.

[1][2] On December 21, 2023, Motoyama was traded to the Saitama Seibu Lions in exchange for Tetsu Miyagawa.

This biographical article relating to a Japanese baseball infielder is a stub.