Olenius is a surname. Notable people with the surname include:
- Elsa Olenius (1896–1984), Swedish librarian and author
- Valto Olenius (1920–1983), Finnish pole vaulter
This page lists people with the surname Olenius.
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.