Last name 弟子 (Deshi 
, 弟子 
) , throughout the world, is a common cognomen. The surname 弟子 is habitual in Oman, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and India. Measured by absolute frequency, this name is the most popular in India, Nigeria, and Saudi Arabia. Likewise, 弟子 is the forename as well as the last name.