| Country: | East Germany |
| Weight Class: | 86 kg |
| Worlds Rank: | 1 |
| Worlds Year: | 1979 |
| Worlds Year2: | 1983 |
| Regionals Type: | EU |
| Regionals Rank: | 2 |
| Regionals Year: | 1978 |
| Olympics Rank: | 3 |
| Olympics Year: | 1980 |
| Olympics Weight: | Men's 86 kg |
| Updated: | 20 June 2023 |
Detlef Ultsch (born 7 November 1955) is an East German former judoka.
Ultsch was born in Sonneberg, Bezirk Suhl. Ultsch is the first German judo world champion and became a double world middleweight champion, winning the title in Paris 1979 and Moscow 1983.[1] He also competed at the 1976 Summer Olympics and the 1980 Summer Olympics.