In all the world, Olan (Olan 
, โอฬาร ) is quite a common dominantly male, but seldom girly first name. The forename Olan is characteristic of Thailand, where it is quite a rare principally masculine, but very infrequently girly name, Ireland, where it is quite a rare boy's name, and Indonesia, where it is a rare largely boy's, but uncommonly girly name. Measured by absolute frequency, it most frequently occurs in Thailand, Indonesia, and the United States. Likewise, Olan is the last name as well as the forename.