Rinka may refer to:
People with the given name John Rinka (born 1948), American college basketball player Silvia Rinka (born 1962), East German swimmer Rinka (model) (born 1973), Japanese fashion model Rinka Duijndam (born 1997), Dutch handballer , Japanese figure skater
Places Rinka Falls, a waterfall in the Logar Valley, northern Slovenia
Other uses Rinka, a dog belonging to Norman Scott, shot in a bungled murder attempt