Marzano is an Italian surname. Notable people with the surname include:
Antonio Marzano (born 1935), Italian economist and politician
John Marzano (1963–2008), American baseball player
Marco Marzano (born 1980), Italian cyclist
Robert J. Marzano, American educational researcher
Stefano Marzano (born 1950), Italian designer
Joshua Marzano or Jdm64, (born 1990), American Counter-Strike: Global Offensive player