Last name Lan' (Лань 
, Lan') , worldwide, is a rare family name. The cognomen Lan' is characteristic of 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, this name is the most popular in Ukraine, Russia, and Kazakhstan. Very seldom, Lan' is the forename as well as the last name.