Urbaniak is a Polish surname. Notable people with the surname include:
- Dorota Urbaniak (born 1972), Polish Canadian rower
- Hilde Urbaniak, German canoer
- James Urbaniak (born 1963), American actor
- Jarosław Urbaniak (born 1966), Polish politician
- Lena Urbaniak (born 1992), German athlete
- Michał Urbaniak (born 1943), Polish musician
- Mika Urbaniak (born 1980), Polish singer, daughter of Michał
- Sebastian Urbaniak (born 2001), Polish hurdler
- Urszula Urbaniak (born 1962), Polish director