Cognomen Eruca (Raket 
, Ruca 
, Eruca 
) , all over the world, is a rare surname. The last name Eruca is habitual in Latvia, where it is quite a rare surname, Angola, where it is a rare surname, and Portugal. Measured by absolute frequency, it most frequently occurs in Indonesia, Angola, and India. Likewise, Eruca is the forename as well as the last name.