Family name Swaly (Swaly 
) , all over the world, is a rare surname. The last name Swaly is characteristic of Kenya, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Mexico, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Kenya, India, and the United Kingdom. Very seldom, Swaly is the forename as well as the last name.