Klavs is a predominantly Danish masculine given name; which is a variant of Klaus. People bearing the name Klavs include:
- Klāvs Čavars, Latvian basketball player
- Klavs Jørn Christensen, Danish sport shooter
- Klavs F. Jensen, Danish chemical engineer
- Klavs Bruun Jørgensen, Danish handball player and coach
- Klavs Neerbek, Danish author, entrepreneur. chemist and interlingua promoter
- Klavs Randsborg (1913–2016), Danish archaeologist
- Klavs Rasmussen, Danish football manager
