Last name קתי (Kathy 
, Cathy , קתי 
) , in the world, is a common cognomen. The family name קתי is habitual in Mongolia, where it is a common surname, British Virgin Islands, where it is quite a common surname, and Reunion (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Mongolia, China, and Uganda. Much more frequently, קתי is the forename as well as the last name.