| Bengali Dialects | Country | Population |
| Bengali Muslim | Bangladesh | 134,989,000 |
| Mahishya | India | 11,690,000 |
| Shaikh Siddiqi | India | 8,533,000 |
| Rajbansi (Hindu traditions) | India | 5,661,000 |
| Tanti (Hindu traditions) | India | 5,629,000 |
| Namassej (Hindu traditions) | India | 4,371,000 |
| Bairagi (Hindu traditions) | India | 4,056,000 |
| Jogi (Hindu traditions) | India | 3,752,000 |
| Poundra | India | 3,368,000 |
| Bagdi (Hindu traditions) | India | 3,263,000 |
| Yadav Sadgope | India | 3,025,000 |
| Bauri | India | 2,230,000 |
| Mochi (Hindu traditions) | India | 2,195,000 |
| Namassej Chandel | Bangladesh | 2,192,000 |
| Bengali Muslim Sayyid | Bangladesh | 1,866,000 |
| Kaibartta unspecified | India | 1,860,000 |
| Brahmin Radhi | India | 1,842,000 |
| Namassej Chandel | India | 1,627,000 |
| Rajbansi (Hindu traditions) | Bangladesh | 1,621,000 |
| Kayastha (Hindu traditions) | Bangladesh | 1,534,000 |
| Jola | Bangladesh | 1,386,000 |
| Tili | India | 1,279,000 |
| Bhumij | India | 1,262,000 |
| Hadi | India | 1,105,000 |
| Mahishya | Bangladesh | 752,000 |
| Sunri (Hindu traditions) | India | 733,000 |
| Raju | India | 693,000 |
| Namassej (Hindu traditions) | Bangladesh | 657,000 |
| Jogi (Hindu traditions) | Bangladesh | 646,000 |
| Kayastha Karan | India | 610,000 |
| South Asian, Bengali-speaking | Malaysia | 600,000 |
| Aguri | India | 589,000 |
| Chain | India | 589,000 |
| Hajam | Bangladesh | 575,000 |
| Tiyar | India | 555,000 |
| Shaikh | Bangladesh | 547,000 |
| Kaibartta Jalia | India | 514,000 |
| Sutradhar (Hindu traditions) | India | 506,000 |
| Buna (Hindu traditions) | India | 475,000 |
| Khairwar | India | 472,000 |
| Jhalo Malo | India | 459,000 |
| Dulia | India | 453,000 |
| South Asian, Bengali-speaking | Myanmar (Burma) | 400,000 |
| Khambu | India | 385,000 |
| South Asian, Bengali-speaking | United States | 381,000 |
| Sunri (Hindu traditions) | Bangladesh | 368,000 |
| Kapali | India | 353,000 |
| South Asian, Bengali-speaking | United Kingdom | 353,000 |
| Baidya (Hindu traditions) | India | 335,000 |
| Bania Gandha Banik | India | 333,000 |
| Kaora | India | 331,000 |
| Pundari | India | 314,000 |
| Sunri Sadhubanik | India | 310,000 |
| Christian | Bangladesh | 308,000 |
| Brahmin Varendra | India | 299,000 |
| Kalu | India | 292,000 |
| Kurmi Mahato | India | 288,000 |
| Kayastha Karan | Bangladesh | 262,000 |
| Kaibartta unspecified | Bangladesh | 258,000 |
| Kaibartta Jalia | Bangladesh | 256,000 |
| Patni (Hindu traditions) | India | 256,000 |
| Sunri Sadhubanik | Bangladesh | 255,000 |
| Brahmin unspecified | Bangladesh | 251,000 |
| Kumhar, Kusavar (Hindu traditions) | Bangladesh | 250,000 |
| Mochi (Hindu traditions) | Bangladesh | 243,000 |
| Matia | India | 238,000 |
| Bania Khatri | India | 231,000 |
| Jhalo Malo | Bangladesh | 224,000 |
| Brahmin Bengali | India | 221,000 |
| Brahmin Vaidik | India | 219,000 |
| Santal (Sawntal) | Bangladesh | 214,000 |
| Brahmin Utkal | India | 210,000 |
| Shaikh | United States | 208,000 |
| Tamboli (Hindu traditions) | Bangladesh | 199,000 |
| Bairagi (Hindu traditions) | Bangladesh | 198,000 |
| Lohar (Hindu traditions) | Bangladesh | 195,000 |
| South Asian, Bengali-speaking | Oman | 192,000 |
| Sutradhar (Hindu traditions) | Bangladesh | 192,000 |
| Bania Subarna Banik | India | 190,000 |
| Bhuinmali | India | 180,000 |
| Kapali | Bangladesh | 173,000 |
| Nagar | India | 172,000 |
| South Asian, Bengali-speaking | Italy | 160,000 |
| Teli (Hindu traditions) | Bangladesh | 159,000 |
| Dhobi (Hindu traditions) | Bangladesh | 156,000 |
| Lodha (Hindu traditions, tribal) | India | 146,000 |
| Bengali Muslim Pashtun, Pathan | Bangladesh | 145,000 |
| Shaikh Nashya | India | 145,000 |
| Konai | India | 144,000 |
| Paliya | India | 137,000 |
| Baidya (Hindu traditions) | Bangladesh | 133,000 |
| Tamboli (Muslim traditions) | Bangladesh | 133,000 |
| Kalu | Bangladesh | 130,000 |
| Mandala (Muslim traditions) | Bangladesh | 122,000 |
| Pashtun Khan | India | 120,000 |
| Tanti (Hindu traditions) | Bangladesh | 114,000 |
| Yadav Sadgope | Bangladesh | 113,000 |
| Chasadhobi | India | 108,000 |
| Paliya | Bangladesh | 105,000 |
| Mahanta | India | 104,000 |
| Ghazi | Bangladesh | 102,000 |
| Mahali | India | 101,000 |
| Rayeen (Muslim traditions) | Bangladesh | 101,000 |
| Bhuinmali | Bangladesh | 100,000 |
| Buna (Hindu traditions) | Bangladesh | 99,000 |
| Jimdar | India | 94,000 |
| Hajang | India | 91,000 |
| Sankara | India | 91,000 |
| Sardar (Muslim traditions) | Bangladesh | 91,000 |
| Dai (Muslim traditions) | Bangladesh | 87,000 |
| Bagdi (Hindu traditions) | Bangladesh | 86,000 |
| Nikari (Muslim traditions) | Bangladesh | 85,000 |
| Yadav (Hindu traditions) | Bangladesh | 85,000 |
| Behara | Bangladesh | 84,000 |
| Hadi | Bangladesh | 84,000 |
| Brahmin Acharya | India | 83,000 |
| South Asian, Bengali-speaking | Singapore | 80,000 |
| Kahar (Hindu traditions) | Bangladesh | 79,000 |
| Chamar (Hindu traditions) | Bangladesh | 78,000 |
| South Asian, Bengali-speaking | Canada | 76,000 |
| Sukli | India | 76,000 |
| Tili | Bangladesh | 76,000 |
| Barman | Bangladesh | 74,000 |
| South Asian, Bengali-speaking | United Arab Emirates | 74,000 |
| Kurmi (Hindu traditions) | Bangladesh | 72,000 |
| Nikari (Muslim traditions) | India | 70,000 |
| South Asian, Bengali-speaking | Japan | 67,000 |
| Halwai (Hindu traditions) | Bangladesh | 66,000 |
| Mallik (Muslim traditions) | Bangladesh | 65,000 |
| Mallah (Muslim traditions) | India | 61,000 |
| South Asian, Bengali-speaking | Australia | 58,000 |
| Mir | India | 55,000 |
| Pinjara | Bangladesh | 54,000 |
| Tiyar | Bangladesh | 54,000 |
| Bedia (Muslim traditions) | Bangladesh | 52,000 |
| Brahmin Radhi | Bangladesh | 52,000 |
| Mir | Bangladesh | 51,000 |
| Karenga | India | 47,000 |
| Bengali Muslim Moghal | Bangladesh | 46,000 |
| Lohar (Muslim traditions) | Bangladesh | 45,000 |
| Abdul | Bangladesh | 44,000 |
| Dhobi (Muslim traditions) | Bangladesh | 40,000 |
| Lunia (Hindu traditions) | Bangladesh | 39,000 |
| Rajput Batsa | India | 39,000 |
| Sutradhar (Muslim traditions) | India | 39,000 |
| Biswas (Muslim traditions) | Bangladesh | 38,000 |
| Rajput Sandilya | India | 38,000 |
| Pashtun Beteli | India | 37,000 |
| Pashtun Guria | India | 37,000 |
| Pashtun Jilan | India | 37,000 |
| South Asian, Bengali-speaking | Saudi Arabia | 37,000 |
| Malto | Bangladesh | 36,000 |
| Pashtun Sur | India | 36,000 |
| South Asian, Bengali-speaking | Thailand | 36,000 |
| Darzi (Muslim traditions) | Bangladesh | 35,000 |
| Rajput (Hindu traditions) | Bangladesh | 34,000 |
| Qassab | Bangladesh | 33,000 |
| Brahmin Barna | India | 32,000 |
| South Asian, Bengali-speaking | France | 32,000 |
| Poundra | Bangladesh | 31,000 |
| Shaikh | Canada | 31,000 |
| Kotal | India | 30,000 |
| Nai (Hindu traditions) | Bangladesh | 30,000 |
| Brahmin Gaur | Bangladesh | 29,000 |
| Jaraj (Muslim traditions) | Bangladesh | 29,000 |
| Pashtun Niazi | India | 29,000 |
| Rajput (Muslim traditions) | Bangladesh | 29,000 |
| Turi (Hindu traditions) | Bangladesh | 29,000 |
| Jat Atra | India | 28,000 |
| Matia | Bangladesh | 28,000 |
| Qazi | Bangladesh | 28,000 |
| Shanan | Bangladesh | 28,000 |
| Brahmin Bhat | India | 27,000 |
| Gharti | India | 27,000 |
| Bengali Muslim Pashtun Khan | Bangladesh | 25,000 |
| Chain | Bangladesh | 25,000 |
| Mal (Hindu traditions) | Bangladesh | 23,000 |
| South Asian, Bengali-speaking | Fiji | 23,000 |
| Brahmin Varendra | Bangladesh | 21,000 |
| Dalu | India | 21,000 |
| Mallah Dhawa (Muslim traditions) | India | 21,000 |
| Nai Nabasakh | India | 21,000 |
| Bania unspecified | Bangladesh | 19,000 |
| Majhwar | Bangladesh | 19,000 |
| Mal (Muslim traditions) | India | 19,000 |
| Mallah Dhawa (Muslim traditions) | Bangladesh | 19,000 |
| Mallah (Hindu traditions) | Bangladesh | 18,000 |
| Nagarchi (Hindu traditions) | Bangladesh | 18,000 |
| Nagarchi (Muslim traditions) | Bangladesh | 18,000 |
| Kandu | Bangladesh | 17,000 |
| Ansari | Bangladesh | 16,000 |
| Besya (Muslim traditions) | Bangladesh | 16,000 |
| Mallah (Muslim traditions) | Bangladesh | 16,000 |
| Musahar (Hindu traditions) | Bangladesh | 16,000 |
| Sonar (Hindu traditions) | Bangladesh | 16,000 |
| Bauri | Bangladesh | 15,000 |
| Dai (Muslim traditions) | India | 15,000 |
| Nat (Hindu traditions) | Bangladesh | 15,000 |
| Sardar (Muslim traditions) | India | 15,000 |
| Sutradhar (Muslim traditions) | Bangladesh | 15,000 |
| Dusadh (Muslim traditions) | India | 14,000 |
| Mirzakhani | Bangladesh | 14,000 |
| Patwa (Muslim traditions) | Bangladesh | 14,000 |
| Beldar (Hindu traditions) | Bangladesh | 13,000 |
| Chaudhari, caste | India | 13,000 |
| Ganak | Bangladesh | 13,000 |
| Halwai Maira | Bangladesh | 13,000 |
| Kori | Bangladesh | 13,000 |
| Mirzakhani | India | 13,000 |
| Mochi (Muslim traditions) | Bangladesh | 13,000 |
| Baul | India | 12,000 |
| Bhoi (Hindu traditions) | Bangladesh | 12,000 |
| Sankara | Bangladesh | 12,000 |
| Baha'i | Bangladesh | 11,000 |
| Bhuiya unspecified | Bangladesh | 11,000 |
| Dalu | Bangladesh | 11,000 |
| Doai | India | 11,000 |
| Jaraj (Hindu traditions) | India | 11,000 |
| Rajwar | Bangladesh | 11,000 |
| South Asian, Bengali-speaking | Greece | 11,000 |
| Valmiki (Hindu traditions) | Bangladesh | 11,000 |
| Dai (Hindu traditions) | Bangladesh | 10,000 |
| Dulia | Bangladesh | 10,000 |
| Rangrez (Muslim traditions) | Bangladesh | 10,000 |
| Patni (Muslim traditions) | Bangladesh | 9,900 |
| Pundari | Bangladesh | 9,800 |
| Rajbansi (Muslim traditions) | Bangladesh | 9,800 |
| Chasadhobi | Bangladesh | 9,700 |
| Bind | Bangladesh | 9,500 |
| Shaikh | Bhutan | 9,400 |
| Jogi (Muslim traditions) | Bangladesh | 9,300 |
| Sikligar (Muslim traditions) | Bangladesh | 9,100 |
| Let | India | 9,000 |
| Dusadh (Hindu traditions) | Bangladesh | 8,900 |
| Kasar (Hindu traditions) | Bangladesh | 8,900 |
| Baul | Bangladesh | 8,800 |
| Patial | Bangladesh | 8,500 |
| Bengali Muslim Shaikh Siddiqi | Bangladesh | 8,300 |
| Mal (Muslim traditions) | Bangladesh | 8,300 |
| Siyalgir (Hindu traditions) | India | 8,300 |
| Koiri (Hindu traditions) | Bangladesh | 8,000 |
| Laheri (Muslim traditions) | Bangladesh | 7,700 |
| Angarok | India | 7,600 |
| Rayeen (Hindu traditions) | Bangladesh | 7,500 |
| Sahariya | Bangladesh | 7,500 |
| Kahar (Muslim traditions) | Bangladesh | 7,300 |
| South Asian, Bengali-speaking | Mauritius | 7,300 |
| Bedia (Hindu traditions) | Bangladesh | 7,200 |
| Chitrakar (Muslim traditions) | India | 7,100 |
| Kurol | India | 7,100 |
| Mishri | India | 7,100 |
| Mandala (Hindu traditions) | Bangladesh | 6,900 |
| Gain | Bangladesh | 6,800 |
| Nai Nabasakh | Bangladesh | 6,800 |
| Pasi (Hindu traditions) | Bangladesh | 6,800 |
| Gonrhi | Bangladesh | 6,700 |
| Baiti | Bangladesh | 6,600 |
| Brahmin Saraswat | Bangladesh | 6,500 |
| Bhar | Bangladesh | 6,300 |
| Brahmin Kanaujia | Bangladesh | 6,300 |
| Konai | Bangladesh | 6,200 |
| Masalchi | Bangladesh | 6,000 |
| Dusadh Bahelia | Bangladesh | 5,900 |
| Kaora | Bangladesh | 5,900 |
| Karadar | Bangladesh | 5,800 |
| Hajang Banai | India | 5,600 |
| Nat (Muslim traditions) | Bangladesh | 5,600 |
| Faqir | Bangladesh | 5,500 |
| Madari (Muslim traditions) | Bangladesh | 5,500 |
| Tarafdar | Bangladesh | 5,500 |
| Biswas (Muslim traditions) | India | 5,400 |
| Hazra (Hindu traditions) | India | 5,300 |
| Brahmin Vaidik | Bangladesh | 5,100 |
| Konwar | India | 5,000 |
| Namassej (Hindu traditions) | Bhutan | 4,900 |
| Bhalla | India | 4,500 |
| Mallah Chain (Muslim traditions) | India | 4,400 |
| Mallah Kewat (Muslim traditions) | India | 4,400 |
| Pan | Bangladesh | 4,400 |
| Sabar | India | 4,400 |
| Tanti (Muslim traditions) | India | 4,400 |
| Bania Gandha Banik | Bangladesh | 4,300 |
| Kaghazi | Bangladesh | 4,300 |
| Brahmin Barna | Bangladesh | 4,200 |
| Brahmin Utkal | Bangladesh | 4,100 |
| Gadaria (Hindu traditions) | Bangladesh | 4,100 |
| Kawar | Bangladesh | 4,100 |
| Kadar | Bangladesh | 4,000 |
| Behara | India | 3,900 |
| Brahmin Maithili | Bangladesh | 3,900 |
| Banjara (Muslim traditions) | Bangladesh | 3,800 |
| Besya (Hindu traditions) | India | 3,800 |
| Rajbansi | India | 3,800 |
| Dhanuk | Bangladesh | 3,700 |
| South Asian, Bengali-speaking | New Zealand | 3,700 |
| Mishri | Bangladesh | 3,600 |
| Badhai (Muslim traditions) | Bangladesh | 3,500 |
| Bania Subarna Banik | Bangladesh | 3,500 |
| Rajbhar | Bangladesh | 3,500 |
| Beg | India | 3,400 |
| Kalwar (Hindu traditions) | Bangladesh | 3,400 |
| Bhakat | India | 3,300 |
| Bhat (Hindu traditions) | Bangladesh | 3,300 |
| Dom (Muslim traditions) | Bangladesh | 3,300 |
| Kol | Bangladesh | 3,300 |
| Ahmadi | Bangladesh | 3,200 |
| Bahelia (Hindu traditions) | Bangladesh | 3,200 |
| Brahmin Sakaldwipi | Bangladesh | 3,200 |
| Jat Atra | Bangladesh | 3,200 |
| Dahiara | India | 3,100 |
| Doai | Bangladesh | 3,100 |
| Jat (Sikh traditions) | Bangladesh | 3,100 |
| Khandait | Bangladesh | 3,000 |
| Kuki Chin Khelma | India | 3,000 |
| Teli Gangauta (Hindu traditions) | Bangladesh | 3,000 |
| Turaiha | Bangladesh | 3,000 |
| Kanda | India | 2,900 |
| Namassej (Muslim traditions) | India | 2,900 |
| Pasi (Muslim traditions) | Bangladesh | 2,900 |
| Jotdar | Bangladesh | 2,800 |
| Bania Khatri | Bangladesh | 2,700 |
| Biswas (Hindu traditions) | Bangladesh | 2,700 |
| Aguri | Bangladesh | 2,600 |
| Bhuiya Ghatwar | Bangladesh | 2,600 |
| Bajikar (Muslim traditions) | India | 2,500 |
| Bania Agarwal | Bangladesh | 2,500 |
| Magar | Bangladesh | 2,500 |
| Brahmin Joshi | Bangladesh | 2,400 |
| Dusadh (Muslim traditions) | Bangladesh | 2,400 |
| Ghasiya (Hindu traditions) | Bangladesh | 2,400 |
| Kahar Kamkar (Muslim traditions) | India | 2,400 |
| Maimal | India | 2,400 |
| Gosain | Bangladesh | 2,300 |
| Namassej (Muslim traditions) | Bangladesh | 2,300 |
| Anglo | Bangladesh | 2,100 |
| Kusiari | India | 2,000 |
| Valmiki Lal Begi (Hindu traditions) | Bangladesh | 2,000 |
| Besya (Muslim traditions) | India | 1,900 |
| Mahanta | Bangladesh | 1,900 |
| Naliya (Muslim traditions) | Bangladesh | 1,900 |
| Shaikh | New Zealand | 1,900 |
| Jat (Muslim traditions) | Bangladesh | 1,800 |
| Bhuinhar | Bangladesh | 1,700 |
| Ghazi | India | 1,700 |
| Karenga | Bangladesh | 1,700 |
| Mallah Chain (Hindu traditions) | Bangladesh | 1,700 |
| Mallah Kewat (Hindu traditions) | Bangladesh | 1,700 |
| Peshakar | India | 1,700 |
| Rayeen (Hindu traditions) | India | 1,700 |
| Barua | India | 1,600 |
| Beg | Bangladesh | 1,600 |
| Besya (Hindu traditions) | Bangladesh | 1,600 |
| Bhin | India | 1,600 |
| Kayastha (Hindu traditions) | Bhutan | 1,600 |
| Raute | Bangladesh | 1,600 |
| South Asian, Bengali-speaking | Finland | 1,600 |
| Tanti (Muslim traditions) | Bangladesh | 1,600 |
| Bhaskar | India | 1,500 |
| Rajput (Hindu traditions) | Bhutan | 1,500 |
| Bengali Muslim Pashtun Lodhi (Dalazak) | Bangladesh | 1,400 |
| Brahmin Acharaj | Bangladesh | 1,400 |
| Peshakar | Bangladesh | 1,400 |
| Bania Bais | Bangladesh | 1,300 |
| Kanjar (Hindu traditions) | Bangladesh | 1,300 |
| Khairwar | Bangladesh | 1,300 |
| Kunui | India | 1,300 |
| Rasua | Bangladesh | 1,300 |
| Hazra | Bangladesh | 1,200 |
| Kalwar Sunri | Bangladesh | 1,200 |
| Mirdhas (Muslim traditions) | Bangladesh | 1,200 |
| Rai | Bangladesh | 1,200 |
| Baidya | Bangladesh | 1,100 |
| Mech | Bangladesh | 1,100 |
| Jat Chima (Muslim traditions) | India | 1,000 |
| Khas | Bhutan | 1,000 |
| Koli (Hindu traditions) | Bangladesh | 1,000 |
| Lashkar | India | 1,000 |
| South Asian, Bengali-speaking | Turkmenistan | 800 |
| South Asian, Bengali-speaking | Kenya | 500 |