Cognomen Cristoph (Христофор 
, Cristoph 
) , throughout the world, is a rare surname. The last name Cristoph is habitual in Eastern Europe, particularly Bulgaria, where it is quite a rare surname, Ukraine, where it is a rare surname, and Romania. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Bulgaria, Ukraine, and Russia. More prevalently, Cristoph is the forename as well as the last name.