Hiro Yamagata (born 山形 博導 Hiromichi Yamagata, May 30, 1948, in Maihara, in Shiga prefecture, Japan) is a painter/artist, based in Los Angeles, California.

As a silkscreen artist, he is known for his use of vivid colors in his pieces. He is also known for his use of laser and hologram technology recently, and is recognized as a pioneer in the former.