| Medal record | ||
|---|---|---|
| Men's canoe slalom | ||
Representing  East Germany
| ||
| World Championships | ||
 |
1957 Augsburg | Mixed C-2 |
 |
1959 Geneva | Mixed C-2 |
Siegfried Seidemann is a retired East German slalom canoeist who competed in the late 1950s. He won two medals in the mixed C-2 event at the ICF Canoe Slalom World Championships with a silver in 1957 and a bronze in 1959.
References
- ICF medalists for Olympic and World Championships – Part 2: rest of flatwater (now sprint) and remaining canoeing disciplines: 1936–2007 at WebCite (archived November 9, 2009)
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