Cognomen Loekman (Loekman 
) , worldwide, is quite a rare last name. The family name Loekman is characteristic of Indonesia, where it is a rare surname, New Zealand, and Australia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Indonesia, the United States, and China. Likewise, Loekman is the forename as well as the last name.