| Afghanistan | 22.7 | PASHTO, SOUTHERN (11.4 mill. OL) DARI [FARSI, EASTERN] (8 mill. OL). |
| Albania | 3.1 | ALBANIAN (2.9 mill. OL). |
| Algeria | 31.5 | ARABIC (24.3 mill. OL). |
| Angola | 12.9 | UMBUNDU (5 mill.) MBUNDU, LOANDA (2.9 mill.) KONGO (1.9 mill.). OL: Portuguese. |
| Argentina | 37.0 | SPANISH (33 mill. OL). |
| Armenia | 3.5 | ARMENIAN (3.4 mill. OL). |
| Australia | 18.9 | ENGLISH (15.3 mill. OL). |
| Austria | 8.2 | GERMAN (7.6 mill. OL). |
| Azerbaijan | 7.7 | AZERBAIJANI (6.8 mill. OL). |
| Bangladesh | 129.2 | BENGALI (104 mill. OL) CHITTAGONIAN (14 mill.) SYLHETTI (7 mill.). |
| Belarus | 10.2 | BELORUSSIAN (6.7 mill. OL) RUSSIAN (3.3 mill. OL).Russian is, in reality, the more dominant lang. |
| Belgium | 10.2 | FLEMISH (5.6 mill. OL) FRENCH (3.4 mill. OL). Other OL: German. |
| Benin | 6.1 | FON (1.75 mill.).OL: French. |
| Bhutan | 2.1 | KEBUMTAMP (310,000) NEPALI (300,000) DZONGKHA (260,000 - OL) SHARCHAGPAKHA (243,000). |
| Bolivia | 8.3 | SPANISH (3 mill. OL) QUECHA (3.1 mill. OL) AYMARA (2 mill. OL) |
| Bosnia-Herzegovina | 4.0 | BOSNIAN (OL) CROATIAN SERBIAN (statistics not available) ROMANI, VLAX (400,000). |
| Botswana | 1.6 | TSWANA [SETSWANA] (1.1 mill.) KALANGA (240,000). OL: English (also Tswana for some purposes). |
| Brazil | 170.1 | PORTUGUESE (158 mill. OL). |
| Bulgaria | 8.2 | BULGARIAN (6.8 mill. OL) TURKISH (900,000 - OL). |
| Burkina Faso | 11.9 | MOORE (5.3 mill.). OL: French. |
| Burundi | 6.7 | KIRUNDI [RUNDI] (6.5 mill. OL). Other OL: French. |
| Cambodia | 11.2 | KHMER [CAMBODIAN] (9.3 mill. OL). |
| Cameroon | 15.1 | 279 small local langs - no dominant local lang. OL: French. |
| Canada | 31.1 | ENGLISH (17 mill. OL) FRENCH (6.7 mill. OL). |
| Central African Republic | 3.6 | GBAYA (857,000) BANDA (846,000 - 9 related langs) MANZA (531,000). OLs: French and Sango. (Sango used mainly as a second-lang. by 90% of the pop.) |
| Chad | 7.7 | ARABIC (4.6 mill. OL - mostly second-lang. speakers) Other OL: French. |
| Chile | 15.2 | SPANISH (14 mill. OL). |
| China (incl. Hong Kong) | 1,269.6 | CHINESE, MANDARIN (867 mill. - total including second lang. speakers is 1,050 mill. OL) CHINESE WU (82 mill.), CHINESE, YUE [CANTONESE](59 mill.) CHINESE, JINYU (53 mill.) CHINESE, GAN (37 mill.) CHINESE, XIANG (36 mill.) CHINESE, MIN NAN (32 mill.) CHINESE, HAKKA (31 mill.) CHINESE, MIN BEI (10 mill.). UYGGHUR (7 mill.) |
| Colombia | 42.3 | SPANISH (41.7 mill. OL) |
| Congo (Brazzaville) 2.9 | MUNUKUTUBA (1.7 mill.) LINGALA (300,000) OL: French. |
| Costa Rica | 4.0 | SPANISH (3.8 mill. OL) |
| Côte d'Ivoire | 14.8 | BAOULE (2.93 mill.). OL: French. |
| Croatia | 4.5 | CROATIAN (3.9 mill. OL) |
| Cuba | 11.2 | SPANISH (11.1 mill. OL) |
| Czech Republic | 10.2 | CZECH (9.5 mill. OL) |
| Democratic Rep. of Congo | 51.7 | LINGALA / BANGALA (7 mill. - mainly second lang. speakers) TSHILUBA [LUBA-KASAI] (8 mill.) KONGO / KITUBA (7.9 mill. incl. second lang. speakers). OLs: French & English. |
| Denmark | 5.3 | DANISH (5.2 mill. OL) |
| Dominican Republic | 8.5 | SPANISH (7.2 mill. OL) HAITIAN CREOLE FRENCH (1.2 mill.) |
| Ecuador | 12.6 | SPANISH (10.8 mill. OL) QUICHA, CHIMBORAZO (1.34 mill.) |
| Egypt | 68.5 | ARABIC (67 mill. OL) |
| El Salvador | 6.3 | SPANISH (6.2 mill. OL) |
| Eritrea | 3.9 | TIGRINYA (1.8 mill.) TIGRE (1.2 mill.). No OL (Arabic & English widely used). |
| Estonia | 1.4 | ESTONIAN (900,000 OL) RUSSIAN (400,000) |
| Ethiopia | 62.6 | OROMO (18.2 mill. - total of three related 'Oromo' langs) |
| Finland | 5.2 | FINNISH (4.8 mill. OL) Other OL: Swedish. |
| France | 59.1 | FRENCH (51 mill. OL) |
| Gabon | 1.2 | FANG (350,000). OL: French. |
| Gambia | 1.3 | MANDINKA (445,000) PULAAR (230,000) WOLOF (164,000) OL: English. |
| Georgia | 5.0 | GEORGIAN (3 mill. OL) MINGRELIAN (500,000) |
| Germany | 82.2 | GERMAN (75 mill. OL) |
| Ghana | 20.2 | AKAN (9.7 mill. - includes these dialects: Asante-Twi Akuapem-Twi Fante) EWE (2.3 mill.) OL: English. |
| Greece | 10.6 | GREEK (9.6 mill. OL) |
| Guatemala | 11.4 | SPANISH (4.9 mill. OL) |
| Guinea | 7.4 | FULBE (2.8 mill.) MANDE (2 mill.) SUSU (905,500) OL: French. |
| Guinea-Bissau | 1.2 | BALANTA (300,000) PULAAR (220,000) MANDINKA (167,000) CRIOULO, UPPER GUINEA (160,0000) OL: Portuguese. |
| Haiti | 8.2 | HAITIAN CREOLE FRENCH (7.8 mill.). Official lang: French. |
| Honduras | 6.5 | SPANISH (5.9 mill. OL) |
| Hungary | 10.0 | HUNGARIAN (9.8 mill. OL) |
| India | 1,013.7 | HINDI (408 mill. OL) BENGALI (84 mill.) TELUGU (80 mill.) MARATHI (76 mill.) TAMIL (64 mill.) URDU (53 mill.) GUJARATI (49 mill.) KANNADA (40 mill.) MALAYALAM (36 mill.) ORIYA (34 mill.). Other OL (alongside Hindi): English. |
| Indonesia | 213.0 | JAVANESE (90 mill.) SUNDA (35 mill.) INDONESIAN (17 to 30 mill. plus 140 mill. second-lang. speakers - OL) MADURA (15 mill.) MALAY (10 mill.) MINANGKABAU (7.5 mill.). |
| Iran | 67.7 | FARSI (30 mill. OL) AZERI [AZERBAIJANI, SOUTH] (11.2 mill.) KURDISH-SORANI (5 mill.) |
| Iraq | 23.1 | ARABIC (up to 17.8 mill. OL) KURDISH-SORANI (up to 2.8 mill. with Kurdish-Kurmanji in the Kurdish Autonomous Region). |
| Ireland | 3.7 | ENGLISH (3.5 mill. OL) Other OL: Irish Gaelic (used as a first or second lang. by 13% of the population) |
| Israel | 5.1 | HEBREW (4.1 mill. - including second-lang. speakers. OL) ARABIC (800,000 - OL) RUSSIAN (750,000) |
| Italy | 57.3 | ITALIAN (53.6 mill. including bilinguals - OL) LOMBARD (9 mill. - most bilingual with Italian) NEPOLETANO-CALABRESE (7.7 mill. - most bilingual with Italian) |
| Jamaica | 2.6 | JAMAICAN CREOLE ENGLISH (2.74 mill.). OL: English. |
| Japan | 126.7 | JAPANESE (125 mill. OL) |
| Jordan | 6.7 | ARABIC (6.5 mill. OL) |
| Kazakhstan | 16.2 | KAZAKH (8.7 mill. OL) RUSSIAN (4.9 mill.) |
| Kenya | 30.1 | KIKUYU [GIKUYU] (6.8 mill. OL) SWAHILI [KISWAHILI] (4 mill. - mostly second-lang. speakers. OL) Other OL: English. |
| Korea, North | 24.0 | KOREAN (23.9 mill. OL). |
| Korea, South | 46.8 | KOREAN (46.7 mill. OL). |
| Kuwait | 2.0 | ARABIC (1.4 mill. OL). |
| Kyrgyzstan | 4.7 | KIRGYZ (3.6 mill. OL) RUSSIAN (660,000). |
| Laos | 5.4 | LAO (2.3 mill. OL) KHMU (628,000). |
| Latvia | 2.4 | LATVIAN (1.3 mill. OL) RUSSIAN (720,000). |
| Lebanon | 3.3 | ARABIC (3 mill. OL) Other OL: French. |
| Lesotho | 2.2 | SOTHO, SOUTHERN (1.8 mill. OL) ZULU (300,000). Other OL: English. |
| Liberia | 3.2 | LIBERIAN PIDGIN ENGLISH (1.5 mill. second-lang. speakers). |
| Libya | 5.6 | ARABIC (3.8 mill. OL). |
| Lithuania | 3.7 | LITHUANIAN (3 mill. OL). |
| Macedonia | 2.0 | MACEDONIAN (1.15 mill. OL) ALBANIAN (460,000). |
| Madagascar | 15.9 | MALAGASY (15.7 mill. OL) Other OL: French. |
| Malawi | 10.9 | NYANJA [CHICHEWA] (7 mill. OL) Other OL: English. |
| Malaysia | 22.2 | MALAY (11 mill. OL) Mali 11.2 BAMBARA (3.7 mill.) FULANI (1.3 mill.) OL: French. |
| Mauritania | 2.7 | ARABIC, HASSANIYA (1.9 mill. OL) PULAAR (400,000). |
| Mauritius | 1.2 | MORISYEN [MAURITIUS CREOLE FRENCH] (600,000) BHOJPURI (340,000). OL: English (but French widely spoken as a second lang.). |
| Mexico | 98.9 | SPANISH (90 mill. OL). |
| Moldova | 4.4 | ROMANIAN (2.7 mill. OL) UKRAINIAN (613,000) RUSSIAN (569,000). |
| Mongolia | 2.7 | MONGOLIAN, HALH (2.4 mill. OL). |
| Morocco | 28.2 | ARABIC (18.3 mill. OL). |
| Mozambique | 19.7 | MAKHUWA (6.8 mill.) LOMWE (2 mill.) TSONGA (1.9 mill.) OL: Portuguese. |
| Myanmar | 45.6 | BURMESE (26.2 mill. OL). |
| Namibia | 1.7 | OWAMBO (870,000) NAMA (215,000) AFRIKAANS (180,000). |
| Nepal | 23.9 | NEPALI (12 mill. OL) MAITHILI (2.85 mill.). |
| Netherlands | 15.8 | DUTCH (13.8 mill. OL). |
| New Zealand | 3.9 | ENGLISH (3.5 mill. OL) Other OL: Maori. |
| Nicaragua | 5.1 | SPANISH (4.4 mill. OL). |
| Niger | 10.7 | HAUSA (5 mill.) ZARMA (1.6 mill.).OL: French. |
| Nigeria | 111.5 | HAUSA (23 mill.) YORUBA (20.3 mill.) IGBO (19.9 mill.) OL: ENGLISH |
| Norway | 4.5 | NORWEGIAN (4.2 mill. OL). |
| Oman | 2.5 | ARABIC (1.7 mill. OL). |
| Pakistan | 156.5 | PANJABI, WESTERN (30 to 45 mill.) PANJABI, SOUTHERN [SARAIKI] (15 to 30 mill.) SINDHI (17 mill.) URDU (11 mill. OL) PASHTO, NORTHERN (10 mill.) |
| Palestinian W. Bank & Gaza | 3.4 | ARABIC (3.1 mill. OL). |
| Panama | 2.9 | SPANISH (2.3 mill. OL). |
| Papua New Guinea | 4.8 | TOK PISIN (at least 2 mill. - mostly second-lang. spkers). |
| Paraguay | 5.5 | GUARANI (5.2 mill. OL) Other OL: Spanish. |
| Peru | 25.7 | SPANISH (20.6 mill. OL) Other OL: Cuzco Quecha. |
| Philippines | 76.0 | TAGALOG [FILIPINO] (22.3 mill. OL) CEBUANO (17.7 mill.) ILOCANO (7.1 mill.) HILIGAYNON (6.9 mill.). |
| Poland | 38.8 | POLISH (37.7 mill. OL). |
| Portugal | 9.9 | PORTUGUESE (9.6 mill. OL). |
| Puerto Rico | 3.9 | SPANISH (3.8 mill. OL) Other OL: English. |
| Romania | 22.3 | ROMANIAN (19 mill. OL) |
| Russia | 146.9 | RUSSIAN (121 mill. OL) TATAR (6 mill.) |
| Rwanda | 7.7 | KINYARWANDA (7.6 mill. OL) Other OLs: French and English. |
| Saudi Arabia | 21.6 | ARABIC (21.6 mill. OL). |
| Senegal | 9.5 | WOLOF (4.2 mill.) PULAAR (2.3 mill.) SERER-SINE (1.2 mill.). OL: French. |
| Sierra Leone | 4.9 | THEMNE (1.46 mill.) MENDE (1.4 mill.) KRIO (490,000 - although spoken as a second-lang. by a further 3.9 mill. people). OL: English. |
| Singapore | 3.6 | CHINESE, MIN NAN (1.53 mill.) MALAY (500,000 - one of the OLs) CHINESE, YUE [CANTONESE] (420,000) Other OLs: Mandarin Chinese, English and Tamil [English is the primary lang. for education]. |
| Slovakia | 5.4 | SLOVAK (4.3 mill. OL) HUNGARIAN (571,000) |
| Slovenia | 2.0 | SLOVENIAN (1.8 mill. OL) Other OLs: Hungarian, Italian. |
| Somalia | 10.1 | SOMALI (7 mill. est. OL) MAAY (up to 1.5 mill.). Other OL: Arabic. |
| South Africa | 40.4 | ZULU (9.1 mill.) XHOSA (7.1 mill.) SOTHO (6.8 mill. - total of two related 'Sotho' langs.) National langs: 11 - all the major ethnic langs. English and Afrikaans are the main lang.s in higher education. |
| Spain | 39.8 | SPANISH (29 mill. OL) CATALAN (6.7 mill.) (in their respective autonomous regions). |
| Sri Lanka | 18.8 | SINHALESE (14 mill. OL) TAMIL (3.2 mill. OL) Other OL: English. |
| Sudan | 29.5 | ARABIC (13.3 mill. OL) |
| Swaziland | 1.0 | SWATI [SISWATI] (900,000 - OL). Other OL: English. |
| Sweden | 8.9 | SWEDISH (7.9 mill. OL) |
| Switzerland | 7.4 | ALEMANNISCH [related to GERMAN] (4.7 mill.) FRENCH (1.4 mill. OL) Other OLs: German, Italian and Romansch. |
| Syria | 16.1 | ARABIC (14.8 mill. OL) |
| Taiwan | 22.4 | CHINESE, MIN NAN (15 mill.) CHINESE, MANDARIN (4.6 mill. OL) CHINESE, HAKKA (2.2 mill.) |
| Tajikistan | 6.2 | TADZHIK [TAJIK] (4.1 mill. OL) UZBEK (1.55 mill.) |
| Tanzania | 33.5 | SWAHILI [KISWAHILI] (31 mill., most of whom are bi-lingual in their local lang. OL) SUKUMA (3.2 mill.). Other OL: English. |
| Thailand | 61.4 | THAI (56 mill. OL) |
| Togo | 4.6 | EWE (1 mill.) KABRE (730,000) WACHI (570,000). OL: French. |
| Trinidad and Tobago | 1.3 | ENGLISH (OL - no of speakers unknown). |
| Tunisia | 9.6 | ARABIC (9.4 mill. OL) |
| Turkey | 66.6 | TURKISH (up to 53 mill.) KURDISH, KURMANJI (5 to 9 mill.) |
| Turkmenistan | 4.5 | TURKMEN (3.5 mill. OL) |
| Uganda | 21.8 | LUGANDA (3.5 mill.). OL: English. |
| Ukraine | 50.5 | UKRAINIAN (34.5 mill. OL - many bilingual with Russian.) RUSSIAN (13.2 mill.) |
| United Arab Emirates | 2.4 | ARABIC (930,000 OL) MALAYALAM (300,000 - ex-pats.) |
| United Kingdom | 58.8 | ENGLISH (55 mill. OL) Other OL: Welsh (in Wales only) |
| Uruguay | 3.3 | SPANISH (3.1 mill. OL) |
| USA | 278.4 | ENGLISH (230 mill. OL) SPANISH (34 mill.). |
| Uzbekistan | 24.3 | UZBEK, NORTHERN (18.5 mill. OL) |
| Venezuela | 24.2 | SPANISH (21.5 mill. OL) |
| Viet Nam | 79.8 | VIETNAMESE (69 mill. OL) |
| Yemen | 18.1 | ARABIC (17.2 mill. OL) |
| Yugoslavia | 10.6 | SERBIAN (10 mill. est. OL) ALBANIAN (up to 1.8 mill. - mainly in Kosovo). |
| Zambia | 9.2 | BEMBA (2.3 mill.) NYANJA [CHICHEWA] (1.1 mill.) TONGA (1.1 mill.). OL: English. |
| Zimbabwe | 11.7 | SHONA (8.2 mill.) NDEBELE (1.6 mill.) OL:English. |