Cognomen Тифи (Teefy 
, Тифи 
) , throughout the world, is a rare surname. The surname Тифи is habitual in Ireland, where it is a rare surname, Canada, where it is a very rare surname, and Australia. Measured by absolute frequency, it most frequently occurs in the United States, Canada, and Ireland. Very seldom, Тифи is the forename as well as the last name.