Singh Name Meaning. Indian (northern states): originally a Hindu Kshatriya name but now adopted by many different communities, from Sanskrit si?mha 'lion', hence 'hero' or 'eminent person'. It is freely added to Rajput and Sikh male personal names and in the U.S. often serves as a Sikh surname.
The meaning of NITESH is the heartbeat of earth. In Hindi, NITESH is combination of two words NITY and ESH which means god of policy.