Aleix is a Catalan given name for males.[1] It is the Catalan form of the name Alexis and may refer to:
- Aleix Alcaraz (born 1990), Spanish professional racing driver
- Aleix Clapés (1850–1920), Spanish painter
- Aleix Coch (born 1991), Spanish football player
- Aleix Espargaró (born 1989), Spanish motorcycle road racer
- Aleix Suñé (born 1986), Spanish para-alpine ski guide
- Aleix Vidal (born 1989), Spanish football player