The surname Trojan may refer to:
Aleksandra Trojan (born 1991), Polish volleyball player Alexander Trojan (1914–1992), Austrian film actor Alois Pravoslav Trojan (1815–1893), Czech lawyer Filip Trojan (born 1983), Czech former professional footballer Ivan Trojan (born 1964), Czech actor Kurt von Trojan (1937–2006), Australian journalist and science fiction writer Ondřej Trojan (born 1959), Czech film producer, actor and film director Piotr Trojan (born 1986), Polish actor and playwright Václav Trojan (1907–1983), Czech composer of classical music
See also Troyan (surname)