Caecilius may refer to:
- Caecilia gens, an ancient Roman family, including a list of people with the name
- Lucius Caecilius Iucundus, a Roman inhabitant of Pompeii, and central character in the Cambridge Latin Course series
- Caecilius (insect), a genus of insect
- Kusaila (Latin: Caecilius), a 7th-century Berber king
See also
edit- All pages with titles containing Caecilius
- Caecilian, a type of amphibian
- Caecilia, a genus of amphibians in the family Caeciliidae
- Kaecilius, a fictional supervillain in Marvel Comics