Family name Цань (Цань 
) , across the world, is a very rare surname. The cognomen Цань is habitual in Ukraine, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Kyrgyzstan. Not in comparison with a country's population, it is the most numerous in Ukraine, Kazakhstan, and Russia. Much less frequently, Цань is the forename as well as the last name.