Andrzej Kowalczyk
Andrzej Kowalczyk is the name
- a Polish physicist, see Andrzej Kowalczyk (physicist)
- a Polish geographer, see Andrzej Kowalczyk (geographer)
- a Polish hydrologist, see Andrzej Kowalczyk (hydrologist)
- a Polish historian, see Andrzej Kowalczyk (historian)
- a Polish basketball coach, see Andrzej Kowalczyk (basketball coach)
