Family name טרוצקי (Trotsky 
, Trotzki 
, Troitsky 
) , around the globe, is a rare last name. The cognomen טרוצקי is characteristic of Singapore, where it is quite a rare surname, Israel, and Germany, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in the United States, Germany, and Israel. Very seldom, טרוצקי is the forename as well as the last name.