| Siegbert Horn | |
| Birth Date: | 11 May 1950 |
| Birth Place: | Hartmannsdorf, East Germany |
| Height: | 1.8m (05.9feet) |
| Weight: | 74kg (163lb) |
| Sport: | Slalom canoeing |
| Club: | ASK Vorwärts Leipzig |
| Show-Medals: | yes |
Siegbert Horn (11 May 1950 – 9 August 2016) was a German slalom canoeist who competed in the 1970s. He won a gold medal in the K-1 event at the 1972 Summer Olympics in Munich.[1]
Horn also won six medals at the ICF Canoe Slalom World Championships with three golds (K-1: 1971, 1975; K-1 team: 1973), two silvers (K-1: 1973; K-1 team: 1971), and a bronze (K-1 team: 1975). He died of cancer on 9 August 2016.[2]