Purtill is a surname. Notable people with the surname include:
C. Leigh Purtill, American author Jim Purtill (born 1955), American football coach Joseph Purtill (1927–2014), American jurist, lawyer and legislator Kieron Purtill (born 1977), British rugby league player and coach Maurice Purtill (1916–1994), American swing jazz drummer Richard Purtill (1931–2016), American Philosophy professor and novelist