Surname Rishka (Rishka 
) , all around the world, is an extremely rare last name. The last name Rishka is characteristic of Israel, where it is a very rare surname, and India, where it is an extremely rare surname. Predominantly, Rishka is the forename as well as the last name.
Raj, Ismail, Adamson, Chilwan, Booran-Johnson, Rossouw, Reccani, Ryklief, Erasmus, Isaacs, Matthews, Rajkumar, Langston, Samsodien, Anggraini, Adhikarie, Purniawati, Griffiths, Liswandini, Boughton, Oktaviany, Timmie, Gabier, Ahir, Reid, Devi, Tape, Mehra, Smith, Arora, Adams, Goosen, Kumar, Elzie, Habib, Orrie, Budram, Roghay, Ryland, Dennis, Davids, Diana, and Magenthiran