Ashlin is of Irish origin, derived from the ancient Gaelic word 'Áisealán', which means 'little ash tree'. It is a unisex given name, though more commonly used for females in recent times. The name gained popularity in the 20th century, particularly in English-speaking countries. Ashlin is often associated with nature and has a modern, yet timeless appeal.
The name Ashlin appears to have had periods of popularity with noticeable spikes in birth years 1982, 2004, and 2006, while maintaining a steady presence over the decades from 1979 to 2009.