Tavassoli or Tavasoli () is a Persian-language surname. Notable people with the surname include:
Ali Reza Tavassoli (1962–2015), Afghan military officer Hanieh Tavassoli (born 1979), Iranian actress Mohammad-Reza Tavassoli (1931–2008), Iranian theologian and politician Mohammad Tavassoli (born 1938), Iranian activist and politician Ben Tavassoli, British actor known for New Blood series Fatemah Tavassoli, Professor at University of Florida