KWINANA police are looking for Matthew Kyle Fisher-Turner, who has not been seen for more than two weeks.
Mr Fisher-Turner was last seen when he left his home in Parmelia on Saturday, October 1.
He is described as having a fair complexion, approximately 173cm tall, with a solid build, brown hair and brown eyes.
Mr Fisher-Turner has a Southern Cross tattoo on his chest and tattoos covering his right arm.
He left home without taking his car or mobile phone.
Police have concerns for his welfare as he has not contacted any family or friends since October 1, which is out of character.
Anyone who sees Mr Fisher-Turner, or knows where he is, should call police immediately on 131 444.