Frants Kostyukevich (Belarusian: Франц Касцюкевіч; born 4 April 1963) is a male race walker who represented the USSR and later Belarus.
| Representing the | ||||||
|---|---|---|---|---|---|---|
| 1987 | World Championships | Rome, Italy | - | 20 km | DNF | |
| 1989 | Budapest, Hungary | 3rd | 5000 m | 18:34.07 | ||
| L'Hospitalet, Spain | 1st | 20 km | 1:20:21 | |||
| 1990 | European Championships | Split, Yugoslavia | 11th | 20 km | 1:27:12 | |
| 1991 | Seville, Spain | 3rd | 5000 m | 18:47.05 | ||
| Representing the | ||||||
| 1992 | Genoa, Italy | 2nd | 5000 m | 18:25.40 | ||
| Representing | ||||||
| 1993 | Stuttgart, Germany | - | 20 km | DNF | ||