Surname Ravchan (Равшан 
, Ravchan 
) , all over the world, is quite a common cognomen. The family name Ravchan is habitual in Central Asia, particularly Kyrgyzstan, where it is quite a common surname, Tajikistan, where it is quite a rare surname, and Uzbekistan. More prevalently, Ravchan is the forename as well as the last name.