Surname Wyrt (Wortley 
, Wyrt ) , all over the world, is quite a rare family name. The last name Wyrt is characteristic of Cayman Islands, where it is quite a rare surname, the United Kingdom, and Australia. Measured by absolute frequency, this name is the most popular in the United Kingdom, the United States, and Australia. Very seldom, Wyrt is the forename as well as the last name.