Cognomen Kychan (Кычан 
, Кичан 
, Kychan) , throughout the world, is a rare family name. The last name Kychan is habitual in Kyrgyzstan, where it is quite a rare surname, Ukraine, where it is a rare surname, and Russia, where it is a very rare surname. Much less frequently, Kychan is the forename as well as the last name.