Stig Olin, né Högberg (11 September 1920 – 28 June 2008) was a Swedish actor, theatre director, songwriter and singer.

[2][3] He was married to film actresses Britta Holmberg and Helena Kallenbäck.

[8][9] Successful film roles also included a love struck student in the Sickan Carlsson film Klasskamrater (1952), Ernst in his own popular children's film Rasmus, Pontus och Toker (1956) and the scrubby old Potato-Algot in Jim och piraterna Blom (1987), directed by Hans Alfredson (from Hasse & Tage).

[10] Olin then moved on to directing for both film and stage in the 1950s, 60s and 70s, focusing on comedies and musicals (including the original Swedish staging of Stephen Sondheim's A Little Night Music in 1978).

He was also a songwriter with En gång jag seglar i hamn, På söndag, Människors glädje, Jag tror på sommaren and Karusellvisan, a.o.