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.

This article about a canoeing Olympic medalist for Germany is a stub.