Last name Tiney (Tiney 
) , in the world, is a rare surname. The cognomen Tiney is characteristic of Guatemala, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and New Zealand, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Guatemala, the United Kingdom, and the United States. Very seldom, Tiney is the forename as well as the last name.