Clava can refer to:
Mu Boötis, a triple star system in the constellation Boötes
Clava cairn, a type of Bronze Age circular chamber tomb cairn
Gracile nucleus, an area of the brain that participate in the sensation of fine touch and proprioception of the lower body
The club-like segments at the end of some insect antennae
Clava (cnidarian), a genus of marine hydroid
