Leśniewski
Leśniewski (feminine Leśniewska) is a Polish surname. Notable people with the surname include:
- Marek Leśniewski (born 1963), Polish cyclist
 - Stanisław Leśniewski (1886–1939), Polish mathematician, philosopher, and logician
 
Leśniewski (feminine Leśniewska) is a Polish surname. Notable people with the surname include: