Haruomi Hosono (細野 晴臣, Hosono Haruomi, born July 9, 1947 in Minato, Tokyo), also known as Harry Hosono, is a renowned Japanese musician. He is best known internationally as a key member of the rock band Happy End and the pioneering electronic music band Yellow Magic Orchestra with Yukihiro Takahashi and Ryuichi Sakamoto.

Hosono has also released many solo albums covering a variety of styles, including film soundtracks and a variety of electronic ambient albums. As well as recording his own music, Hosono has done considerable production work for other artists such as Miharu Koshi, Sheena and the Roketts, Sandii and the Sunsetz, Chisato Moritaka and Seiko Matsuda.