Hans Magnus Ryan, alias "Snah", is a Norwegian rock musician, known as front figure of the band Motorpsycho.

Motorpsycho is a Norwegian rock band from Trondheim. Their music can generally be defined as progressive or psychedelic rock, but they also mix in elements from alternative, jazz, post-rock, pop, country and many other musical styles. The stable members of the band are Bent Sæther and Hans Magnus "Snah" Ryan. From 1992 to March 2005, Håkon Gebhardt was the band's drummer. From December 2007 to May 2016 Kenneth Kapstad was the drummer of the band, being replaced by Tomas Järmyr, who joined in early 2017. Järmyr left the band in January 2023.