| Personal information | |||
|---|---|---|---|
| Full name | Franz Islacker | ||
| Date of birth | 3 February 1926 | ||
| Place of birth | Essen, Germany | ||
| Date of death | 1 July 1970 (aged 44) | ||
| Position(s) | Striker | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 1945–1949 | TuS Helene | ||
| 1949–1950 | VfR Mannheim | ||
| 1950–1952 | Rheydter SV | ||
| 1952–1961 | Rot-Weiss Essen | ||
| International career | |||
| 1954 | West Germany | 1 | (0) |
| *Club domestic league appearances and goals | |||
Franz Islacker (3 February 1926 – 1 July 1970) was a German football player. He is most notable for scoring a hat-trick for Rot-Weiss Essen in the final of the 1955 German football championship against Kaiserslautern. He was the father of Frank Islacker and the grandfather of Mandy Islacker.