Family name Rephael (Rephael 
) , in all the world, is a very rare cognomen. The family name Rephael is habitual in Israel, where it is a very rare surname, Nigeria, and Germany, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Nigeria, Israel, and the United States. Likewise, Rephael is the forename as well as the last name.