| Birth Date: | 16 March 1966 |
| Birth Place: | Söderhamn, Gävleborg, Sweden |
| Strokes: | Backstroke |
| Club: | Södertörns SS |
Hans Gunnar Fredin (born 16 March 1966) is a former Swedish Olympic swimmer. He competed at the 1984 Summer Olympics, where he swam the 100 m backstroke and the 200 m backstroke.