Stefán Máni was born in Reykjavík on June third, 1970. He grew up in the town of Ólafsvík in West Iceland, and lived there untill his early twenties. He completed primary school and has since gained a varied experince doing manual labour and working in the service industry. Stefán Máni has worked in the fishing industry, done construction work, carpentry, plumming and stonemasonry, gardening, he has been a night watchman, done cleaning work, bookbinding, as well as working with teenagers and in mental hospitals.
Stefán Máni has to date published eight novels, Dyrnar á Svörtufjöllum (The Doors to Blackmountains) in 1996, Myrkravél (Darkmachine) in 1999, Hótel Kalifornía (Hotel California) in 2001, Ísrael: Saga af manni (Israel: A Story of a Man) in 2002, Svartur á leik (Black's Turn) in 2004, Túristi (Tourist) in 2005, Skipið (The Ship) in 2006 and the latest, Ódáðahraun in 2008.
Skipið received the Icelandic Crime Writer's Award, Blóðdropinn (Drop og Blood) in 2007. It was also nominated to The Glass Key, the Scandinavian Crime Writer's Award, in 2008 and his novel Svartur á leik was nominated to the same award in 2006. Skipið has been published in translations in Denmark and Germany.
Stefán Máni lives in Reykjavík.