| Birth Date: | 27 September 1912 |
| Birth Place: | Vadsbro, Flen, Sweden |
| Death Date: | 13 January 1969 (aged 56) |
| Death Place: | Stockholm, Sweden |
| Sport: | Horse riding |
| Club: | A1 IF, Linköping |
| Show-Medals: | yes |
Karl Johan Sigurd Svensson (27 September 1912 – 13 January 1969) was a Swedish horse rider who competed in the 1948 Summer Olympics. He and his horse Dust finished fifteenth in the individual eventing competition and won a silver medal with the Swedish eventing team.