Øystein Wika is a Norwegian guitarist currently recording his first solo album, consisting of unreleased instrumental rock guitar music written over the past 25 years. The music range from music with a clear pop-rock sound, to music leaning more into the heavy rock and progressive metal genres.

Wika was born April 26, 1968 in Oslo, and grew up in the small town of Mosjøen up north in Norway. He studied music at the Norwegian University of Science and Technology in Trondheim, and later at the University of Oslo. From 1992-2002 he mainly worked as a guitar teacher and freelance musician. In 1997 he founded WMP, a small independent media company.

Since 1995, he has been living in Oslo, Norway.