According to the Hindu scriptures known as the Puranas, Kayasthas are descended from Chitragupta Maharaj, "who was born from the body of Brahma", and is the deity responsible for recording the deeds of humanity, upholding the rule of law, and judging whether human beings go to heaven or hell upon death. North India :( UP, Delhi)
Srivastava, Mathur, Saxena, Bhatnagar, Nigam, Asthana, Kulshreshtha,
Gaur, Ambastha, Karna, Suradhwaja, Balmiki. (Last two are rarely found)
Bengal:
Sen, Kar, Das, Palit, Saha, Dutt/Dutta, Bose, Ghosh, Pal, Dey. Ray, Sarkar, Chudhry, Nag, Som, Mullick, Majumdar, Munshi, Roy, Chandra, Guha, Vaidya, Nandy, Nandan, Sinha, Raksh*t, Ankur, Nath, Biswas, Dhar, Bhadra, Sarbhan, Varman, Bhava, Mitra, Gupta, Kundu, Bhadradhar, Vishwasu, Dev, Adhikari, Patwari. Orissa:
Patnaik, Kanungo, Das, Bihiyar, Mohanti, Naidu, Pataskar. Assam:
Barva, Chakravarty, Baid, Mahanti. Madhya Pradesh:
Srivastava(also Khare), Saxena, Gaur, Asthana, Khare. Gujarat:
Chandraseni Kayastha Prabhu, Mehta, Vallabhji, Balmiki, Surajdhwaj, Vallabhi. South India:
Mudaliar, Naidu, Pillai, Reddy, Bal, Karnik, Raman, Rao, Menon, Nair, Nayyar, Raju. Goa, Daman, Diu:
Davane, Keelen, Pathare. Sindh Province:
Alim, Fazil, Qamil, Advani. Some ALS commonly used by Saxena – Johry, Hajela, Adholia, Raizada, Kodesia, Kanungo, Bartariya, Bisaria, Pradhan, Kamthania, Darbari, Rawat, Saharia, Dalela, Sonreksha, Kamojia, Agochia, Sinha, Moria, Johri
ALS commonly used by Mathurs are – Saharia, Kataria, Kakrania, Dewariya, Dilwariya, Tawakaley, Rajauria, Nag, Galgotia, Sarwaria, Andley(Endlay), Ranoria. Bhatnagar’s main ALS are – Dasania, Bhatania, Kuchania, Gujaria, Bahliwal, Mahiwal, Sambhalwed, Barsania, Kanmaujia, etc (Total ALS are 84). Nigams have the following prominent ALS – Kanungo, Akbarpur, Akbarabadi, Kanungo ghatampuri, Chaudhry, Phaphund, Kanungo badha, Kanungo jaipur, Munshi ghatampuri, etc. Shrivastavas common ALS are – Verma, Sinha, Aghori, Paday, Pandia, Raizada, Kanungo, Jagdhari, Pradhan, Beohar, Raja Surajpura, Tandwa, Vaidya, Barwaria, Choudhary, Raja Sandeela, Deogaon. It may be seen that some ALS are been usaed b more than sub-sects of Kayasthas- Verma, Sinha, Kanungo, Raizada, Choudhary. Now a days Sinhas or Vermas are found in other castes also. Bihar:
Srivastava, Ambashtha, Karna, Mathur, Bhatnagar. Other surnames/ALS used are – Sinha, Pandeya, Pandia, Kanth, Das, Sahay, Samaiyar Gayasen, Verma etc. Punjab:
Govil, Lahiri, Hajela, Raizada, Vidyarthi, Choudhary, Johari, Rawat, Bisaria, Sinha, Nagpal, Gotriy Kayastha, Kashyap, Bakshi, Dutta. Rajasthan:
Gaur, Mathur, Pacholi, Srivastava Guttu, Nandan, Sarbhan, Phuttu, Mavekadanvas, Sambhare, Bhatnagar, Shastri, Prasad. Tamilnadu:
Tamil Canara, Kayastha, Naydu, Pilley, Menon. Andhra Pradesh:
Telugu Kayasha, Naidu
(Note: In Hyderabad, Kayasthas are in abundance and they are Mathurs, Srivastava, Nigams, Saxenas, etc as in North India. They are all Urdu speaking)
Maharashtra:
Chandra Seniya Kayastha Prabhu(CKP) surnames used are – Thackeray, Pathare, Pathekar, Karkhanis, Pharnis, Polanis, Vanis, Hazirnarsis, Mokasi, Chitnavis, Kotnis, Chitre, Gupte, Mathrey, Deshpande, Karore, Donde, Tamhane, Dighe, Sule, Raje, Sangle, Mohite, Tungare, Kulkarni, Shreedh, Pradhan, Jaywant, Wamanraje, Pharnase, Apte, Khyadya, Gadkari, Trivakraje, Adhikari, Samarth, Dalvi, Deshmukh, Chowil, Nadkar, Dawalkar, Sowankar, Kulawkar, Otarkar, Kharulkar, Kivalkar, Medhekar, Khadelkar, etc.
