Shinjiro Hiyama (桧山 進次郎, Hiyama Shinjirō, Korean: 황진환; Hanja: 黄進煥; RR: Hwang Jin-hwan; born July 1, 1969) is a Korean baseball player from Ukyō-ku, Kyoto, Japan.

He plays as an outfielder for the Hanshin Tigers of the Central League.

A second-generation Zainichi Korean, Hiyama graduated from Heian High School and entered Toyo University.

He was drafted by the Hanshin Tigers in 1991, and through 2011 season, his statistics are 1240 hits (including 159 home runs) in 4754 at bats (average: .261), and 688 RBIs (ja:桧山進次郎).

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