| Nationality: | Polish |
| Sport: | Athletics |
| Event: | Pole vault |
| Birth Date: | 1959 8, df=yes |
| Birth Place: | Gdańsk, Poland |
| Height: | 1.96 m |
| Weight: | 90 kg |
| Club: | Bałtyk Gdynia |
| Coach: | Edward Szymczak |
Marian Kolasa (born 12 August 1959 in Gdańsk, Pomorskie) is a retired Polish pole vaulter. He won two medals at the European Indoor Championships. His personal best was 5.80 metres, achieved in September 1986 in Kamp-Lintfort. He is the older brother of fellow pole vaulters, Ryszard and Adam.
| 1981 | Universiade | Bucharest, Romania | 10th | 5.30 m | |
| 1983 | Budapest, Hungary | 18th | 5.20 m | ||
| 1984 | Gothenburg, Sweden | 7th | 5.50 m | ||
| Moscow, Soviet Union | 5th | 5.50 m | |||
| 1985 | Paris, France | 4th | 5.50 m | ||
| Piraeus, Greece | 10th | 5.40 m | |||
| 1986 | Madrid, Spain | 2nd | 5.70 m | ||
| 1987 | Liévin, France | 3rd | 5.80 m | ||
| Indianapolis, United States | 5th | 5.75 m | |||
| Rome, Italy | 4th | 5.80 m | |||
| 1988 | Seoul, South Korea | 4th (q) | 5.40 m1 | ||
| 1989 | The Hague, Netherlands | 4th | 5.60 m |