What is last name rai?

Rai is a common surname in South Asian countries, particularly in India and Nepal. It is derived from the Sanskrit word "raj" meaning king or monarch. The surname is primarily associated with the Kshatriya caste (warriors and rulers) in Hindu society.

Many notable people have the surname Rai, including Indian actresses Aishwarya Rai and Kajol Devgan, Nepalese politician Baburam Bhattarai, and Indian economist Arvind Rai. The surname is also used as a middle name in some cultures.