Family name 塞夫 (Saifu 
, Seve 
, Seiff 
) , in the entire world, is quite a common last name. The last name 塞夫 is characteristic of Western Asia, particularly Oman, where it is quite a rare surname, United Arab Emirates, and Qatar. Measured by absolute frequency, it is commonest in France, Bangladesh, and Saudi Arabia. Also, 塞夫 is the forename as well as the last name.