Last name Kaushar (Kaushar 
) , around the world, is a common family name. The family name Kaushar is habitual in India, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Oman. Measured by absolute frequency, the name is most common in India, Saudi Arabia, and Bangladesh. More prevalently, Kaushar is the forename as well as the last name.