Family name Chimka (Chimka 
, Шимка 
) , all over the world, is a rare cognomen. The cognomen Chimka is habitual in Mongolia, where it is quite a rare surname, Ukraine, where it is a rare surname, and Nigeria, where it is a very rare surname. Measured by absolute frequency, it is commonest in Ukraine, Mongolia, and India. Likewise, Chimka is the forename as well as the last name.