Surname 塞西 (Sethi 
, 塞西) , in the entire world, is a widespread family name. The last name 塞西 is characteristic of British Virgin Islands, where it is a common surname, India, where it is quite a common surname, and United Arab Emirates. Measured by absolute frequency, it is the most numerous in India, Pakistan, and the United States. Very seldom, 塞西 is the forename as well as the last name.