Lilius is a surname. Notable people with the surname include:

• Lilius family
• Aloysius Lilius (c. 1510–1576) principal author of the Gregorian Calendar
  • Lilius (crater), named after him
• Franciszek Lilius (c. 1600–1657), Polish composer
• Henrik Lilius (1683–1745), Finnish poet
• Johan Lilius (1724–1803), Justice of the Hovrätt and founding member, with Henrik Gabriel Porthan, of the Aurora Society.
• Frans Hugo Lilius (1860–1936), Finnish senator, Minister of Justice
• Frans Oskar Lilius (1871–1928), Finnish senator.
• Albert Lilius (1873–1947), Finnish professor of psychology at Helsinki University, pioneer in developmental psychology.
• Aleko Lilius (1890–1977), Finnish adventurer and author.
• Carl-Gustaf Lilius (1928–1998), Finnish painter, sculptor and author
• Irmelin Sandman Lilius (1936–), Finnish Swedes author
• Henrik Lilius, (1939–) professor of art history at Helsinki University, professor of architectural history at Helsinki University of Technology, and former head of The National Board of Antiquities
• Mikael Lilius (born 1949), Finnish businessman

Surname list

This page lists people with the surname Lilius.
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