What is "bialik"

Bialik was originally a Polish/Czech surname before it was adopted by the Ashkenazi Jewish population. The name probably originated from the Polish word Biały (meaning white). People with this name include:

• Carl Bialik, journalist
• Hayyim Nahman Bialik (1873–1934), Israel's national poet
• Mayim Bialik (born 1975), actress