Valerii redirects to Valeria (gens), a patrician family at Rome, prominent from the very beginning of the Republic to the latest period of the Empire.
It may refer to:
- Valerius, Ancient Roman family
;Given name
- Valerii Kichin (born 1992), Kyrgyzstani footballer
- Valerii Zaluzhnyi, chief of Ukraine's armed forces
;Surname
- Tonino Valerii (born 1934), Italian film director