How many languages can you think of?

Answer 1

The following gives Rank, Countries Population language (in millions).

1. Chinese, Mandarin -- Brunei, Cambodia, China, Indonesia, Malaysia, Mongolia, Philippines, Singapore, S. Africa, Taiwan, Thailand 1120
2. English - Australia, Belize, Botswana, Brunei, Cameroon, Canada, Eritrea, Ethiopia, Fiji, The Gambia, Ghana, Guyana, India, Ireland, Israel, Lesotho, Liberia, Malaysia, Micronesia, Namibia, Nauru, New Zealand, Palau, Papua New Guinea, Philippines, Samoa, Seychelles, Sierra Leone, Singapore, Solomon Islands, Somalia, S. Africa, Suriname, Swaziland, Tonga, U.K., U.S., Vanuatu, Zimbabwe, many Caribbean states, Zambia. 480
3. Spanish - Algeria, Andorra, Argentina, Belize, Benin, Bolivia, Chad, Chile, Colombia, Costa Rica, Cuba, Dominican Rep., Ecuador, El Salvador, Eq. Guinea, Guatemala, Honduras, Ivory Coast, Madagascar, Mali, Mexico, Morocco, Nicaragua, Niger, Panama, Paraguay, Peru, Spain, Togo, Tunisia, United States, Uruguay, Venezuela. 332
4. Arabic - Egypt, Sudan, Algeria, Morocco, Tunisia, Lybia, Saudi Arabia, Syria, Jordan, Yemen, UAE, Oman, Iraq, Lebanon 235
5. Bengali - Bangladesh, India, Singapore 189
6. Hindi - India, Nepal, Singapore, S. Africa, Uganda 182
7. Russian - Belarus, China, Estonia, Georgia, Israel, Kazakhstan, Kyrgyzstan, Latvia, Lithuania, Moldova, Mongolia, Russia, Turkmenistan, Ukraine, U.S., Uzbekistan 180
8. Portuguese - Angola, Brazil, Cape Verde, France, Guinea-Bissau, Mozambique, Portugal, Sao Tomas (Saint Thomas) and Principe (São Tomé and Príncipe ), Macau 170
9. Japanese - Japan, Singapore, Taiwan 125
10. German - Austria, Belgium, Bolivia, Czech Rep., Denmark, Germany, Hungary, Italy, Kazakhstan, Liechtenstein, Luxembourg, Paraguay, Poland, Romania, Slovakia, Switzerland 98
11. Chinese, WuChina 77.2
12. Javanese - Indonesia, Malaysia, Singapore 75.5
13. Korean - China, Japan, N. Korea, S. Korea, Singapore, Thailand 75
14. French - Algeria, Andorra, Belgium, Benin, Burkina Faso, Burundi, Cambodia, Cameroon, Canada, Chad, Comoros, Congo, Democratic Republic of the Congo, Djibouti, France, Gabon, Guinea, Haiti, Ivory Coast, Laos, Luxembourg, Madagascar, Mali, Mauritania, Monaco, Morocco, Niger, Rwanda, Senegal, Seychelles, Switzerland, Togo, Tunisia, Vanuatu, Vietnam 72
15. Turkish - Bulgaria, Cyprus, Greece, Macedonia, Romania, Turkey, Uzbekistan
16. Vietnamese - China, Vietnam 67.7
17. Telugu - India, Singapore 66.4
18. Chinese, Yue (Cantonese) - Brunei, China, Costa Rica, Indonesia, Malaysia, Panama, Philippines, Singapore, Thailand, Vietnam66
19. Marathi - India 64.8
20. TamilIndia, Malaysia, Mauritius, Singapore, S. Africa, Sri Lanka 63.1
21. Italian - Croatia, Eritrea, France, Italy, San Marino, Slovenia, Switzerland 59
22. Urdu - Afghanistan, India, Mauritius, Pakistan, S. Africa, Thailand 58
23. Chinese, Min NanBrunei, China, Indonesia, Malaysia, Philippines, Singapore, Taiwan, Thailand 49
24. Chinese, Jinyu - China 45
25. Gujarati - India, Kenya, Pakistan, Singapore, S. Africa, Tanzania, Uganda, Zimbabwe 44
26. Polish - Czech Rep., Germany, Israel, Poland, Romania, Slovakia 44
27. Ukrainian - Poland, Slovakia, Ukraine 41
28. PersianIran, Iraq, Afghanistan, Oman, Qatar, Tajikistan, U A Emirates 37.3
29. Chinese, Xiang - China 36
30. Malayalam - India, Singapore 34
31. Chinese, Hakka - Brunei, China, Indonesia, Malaysia, Panama, Singapore, Suriname, Taiwan, Thailand 34
32. Kannada - India 33.7
33. Oriya - India 31
34. Panjabi, Western India, Pakistan 30
35. Sunda - Indonesia 27
36. Panjabi - Eastern India, Kenya, Singapore 26
37. Romanian - Hungary, Israel, Moldova, Romania, Serbia and Montenegro, Ukraine 26
38. Bhojpuri - India, Mauritius, Nepal 25
39. Azerbaijani, South Afghanistan, Iran, Iraq, Syria, Turkey 24.4
40. Maithili - India, Nepal 24.3
41. Hausa - Benin, Burkina Faso, Cameroon, Ghana, Niger, Nigeria, Sudan, Togo 24.2
42. Burmese - Bangladesh, Myanmar 22
43. Serbo-Croatian 4 Bosnia and Herzegovina, Croatia, Macedonia, Serbia and Montenegro, Slovenia 21
44. Chinese, GanChina 20.6
45. Awadhi - India, Nepal 20.5
46. Thai - Singapore, Thailand, Malaysia 20
47. Dutch - Belgium, France, Netherlands, Suriname 20
48. Yoruba - Benin, Nigeria 20
49. Sindhi - Afghanistan, India, Pakistan, Singapore

Answer 2

I can think of hundreds of languages, including but not limited to English, Spanish, French, German, Mandarin Chinese, Arabic, Russian, Hindi, Japanese, Italian, Portuguese, Dutch, Swedish, Korean, and many more.