Last name Ранкин (Rankin 
, Rankine , Ранкин 
) , throughout the world, is a common surname. The family name Ранкин is habitual in Cayman Islands, where it is quite a common surname, Jamaica, and Jersey (explore the name in all countries). Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Australia. Much less frequently, Ранкин is the forename as well as the last name.