Nigam is a subcaste of Chitraguptavanshi Kayastha. [1]
Kayastha or Kayasth denotes a cluster of disparate Indian communities broadly categorised by the regions of the Indian subcontinent in which they were traditionally located—the Chitraguptavanshi Kayasthas of North India, the Chandraseniya Kayastha Prabhus of Maharashtra, the Bengali Kayasthas of Bengal and Karanas of Odisha. All of them were traditionally considered "writing castes", who had historically served the ruling powers as administrators, ministers and record-keepers.
Sharma is a Hindu Brahmin surname. The Sanskrit stem ṣárman- can mean 'joyfulness', 'comfort', 'happiness'. Sarma and Sarmah are alternative English spellings of the name, commonly used by Assamese Brahmins.
Agnihotri is an Indian Hindu Brahmin surname derived from the Sanskrit word Agnihotra. The term Agnihotri originally referred to the Hindu Brahmins who maintained the sacred fire during the fire rituals.
Varmā, Verma, Varman, or Burman are surnames found in India and Southeast Asia. These surnames are commonly used by people of different castes and ethnic groups across the region. The surname is used in North India by some of the groups among cluster of castes called Kayasthas. However, in the same region along with Central India, it can also be found among castes like Lodhi rajputs, Prajapats, Kurmis and Koeris.
Deshpande is a surname native to the Indian states of Maharashtra, Goa and Karnataka. The surname can be also found in some parts of Andhra Pradesh. Deshpande surname is found among the Deshastha Brahmins, Gaud Saraswat Brahmins (GSB) and the Chandraseniya Kayastha Prabhus (CKP).
Chakraborty is a surname of Bengali Hindus and Assamese Hindus of India and Bangladesh, the surname is used by people of the Bengali Brahmin and Assamese Brahmin communities in States of West Bengal,Tripura and Assam.
Das is a common last name in South Asia, among adherents of Hinduism and Sikhism, as well as those who converted to Islam or Christianity. It is a derived from the Sanskrit word Dasa meaning servant, devotee, or votary. "Das" may be inferred to be one who has surrendered to God. The surname is often used by those in the Vaishnav community.
Ghosh or Ghose is a native Bengali surname that is found among the Bengali Hindu community of India and Bangladesh.
Srivastava, also spelled variously as Shrivastava, Shrivastav or Srivastav, is a common surname found amongst the Chitraguptavanshi Kayastha community of upper caste Hindus particularly in the Hindi-speaking regions of India. The North Indian Kayasthas were powerful components of the upper-bureaucracy and made highly influential urban elites under Hindu kings.
Karnik or Karnick is an Indian surname. It is mainly found among the members of the Maharashtrian Chandraseniya Kayastha Prabhu (CKP) community. The Karnik are one of 42 families which compose the CKP community. The Karnik's gotra is Bharghav, their god is Surya, and their progenitor was named Karnik.
Dutta, also spelled Datta, is an Indian family name. Its variation is Dutt.
Pathak is a surname native to India and Nepal. Pathak is mainly used by Hindu Brahmin communities of North India, East India and Western India.
Saxena is an Indian surname primarily found in northern and Central India. Kayastha in origin, it derives from the Sanskrit word sakhisena meaning “friend of the army”.
Dhawan is a surname associated with the Khatri caste found in Punjab, India.
Baral is a surname found in the Hindu Suvarna Banik caste of Bengal, and among the Bahuns of Nepal. It is also found in a small number of Jews from Poland and Austria.
Dasgupta is a common Bengali surname that is used by the Bengali Hindus of West Bengal, Assam, Tripura and Bangladesh. The surname is found among the members of the Baidya caste of Bengal.
Pal, alternative form "Paul", is a common surname found in India and Bangladesh. It is traditionally believed that 'Pal' originated from the Sanskrit pala meaning protector or keeper. It is also occasionally found in other countries.
Mitra, also called Mittra or Mitro, is a Bengali Hindu surname found mostly amongst the Bengali Kayastha community in the Bengal region of the Indian subcontinent. This surname also has a prevalence in Iran and is a popular Persian last name found in America. The surname may have been derived either from the Sanskrit word Mitra, meaning friend or ally, or from the name of an important Indo-Iranian deity in the Vedas and in ancient Iran.
Bhowmick, also spelled Bhowmik or Bhaumik, is a native Bengali Hindu surname, commonly found among the Bengalis of Bangladesh and Indian states of West Bengal, Assam and Tripura. The surname is found among the Bengali Kayastha, Mahishya as well as some Scheduled Castes of West Bengal and Bangladesh.
Chanda is a native Bengali surname that is used in the Bengali Kayastha community of the Indian states of West Bengal and Assam, Tripura as well as in Bangladesh.
[ Chamunda Nigam, Page 40, Studies in Indian Literary History volume 1 by P. K. Gode https://archive.org/details/StudiesInIndianLiteraryHistoryVolume1/page/n517/mode/2up ]