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
This page lists people with the surname Lilius.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.