| Sebastian Wiese | |
| Birth Place: | Dresden, Bezirk Dresden, East Germany |
| Show-Medals: | yes |
Sebastian Wiese (born 12 January 1972 in Dresden, Bezirk Dresden) is a retired freestyle swimmer from Germany, who represented his native country at two consecutive Summer Olympics, starting in 1992. He won a bronze and a silver medal at the European Long Course Championships in the men's 1500 m freestyle in the early 1990s.