Stig Ossian Ericson (7 September 1923 - 30 July 2012) was a Swedish actor, director, and screenwriter.

Ericson was born in 1923 in Härnösand, but grew up in Nyköping. Graduating at the University of Uppsala where he had been involved in various theatrical performances at the Södermanlands-Nerikes nation, he began his professional career as a mathematics teacher. He changed into the theater track in the early 1960s when he participated in the Snudd revue at the Casino Theatre in Stockholm. He later worked with Hans Alfredson and Tage Danielsson, Bo Widerberg and Beppe Wolgers.