'''Marangoni''' is an Italian surname. Notable people with the surname include:
* Alan Marangoni (born 1984), Italian cyclist * Alessandro Marangoni (born 1979), Italian classical pianist * Carla Marangoni (1915–2018), Italian gymnast * Carlo Marangoni (1840–1925), Italian physicist ** Marangoni effect ** Marangoni number * Claudio Marangoni (born 1954), Argentine footballer * {{anbl|Fernando Marangoni}} * {{anbl|Giovanni Marangoni}} * Rodrigo Marangoni (born 1978), Argentine footballer
{{surname|Marangoni}}
Category:Italian-language surnames