Vishnu Swami surname is an Indian last name. Vishnu Swami surname also indicates the caste of person. Vishnu Swami surname definition is A class of Bairagis or religious mendicants.. People with Vishnu Swami surname can also be found in other south asian countries like Pakistan, Bangladesh, Nepal and Sri Lanka. Vishnu Swami surname definition is from a survey conducted during British rule in India. Many surnames in India indicate the type of work done by the person or by someone in family from whom the family inherited the surname. Surnames help spread casteism in India. One of the intellectuals suggested to drop surnames in India so that people can overcome caste differences easily.