Chalker is a surname. Notable people with the surname include:

• Curly Chalker (1931–1998), American musician
• Dennis Chalker (born 1954), United States Navy sailor, inventor and writer
• Jack Bridger Chalker (born 1918), English artist
• Jack L. Chalker (1944–2005), American writer
• Lloyd Chalker (1883–1981), United States Coast Guard officer
• Lynda Chalker, Baroness Chalker of Wallasey (born 1942), British politician
• Will Chalker (born 1980), English model

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