John Two-Hawks is a Native American performing and recording artist who identifies as Oglala Lakota. He has been performing professionally in live concerts since the late 1980s. He sings and plays many instruments, but is perhaps best known as a virtuoso player of the Native American flute.
He is featured as the Native American vocalist and cedar flute player for the song "Creek Mary's Blood" on the Nightwish album Once. He also appeared on Nightwish's End of an Era CD/DVD, a recording of their live performance in Helsinki, Finland on October 21, 2005.