1: The Republic of Algorta
Pop: 1,631 Mil

2: The Republic of Basque-Norse Alliance
Pop: 1,623 Mil

3: The Republic of Basque-Irish Alliance
Pop: 1,574 Mil

4: The Armed Republic of Euzko Gudarostea
Pop: 1,525 Mil

5: The Republic of Basque Territories
Pop: 1,474 Mil

6: The Republic of Basque-Icelandic Alliance
Pop: 1,471 Mil

7: The Republic of Basque-Catalan Alliance
Pop: 1,458 Mil

8: The Community of Basque-Algonquian Alliance
Pop: 1,447 Mil

9: The Federation of Basque-Canadian Alliance
Pop: 1,446 Mil

10: The Kingdom of Royaume du Navarre
Pop: 1,437 Mil

11: The Commonwealth of Basque-Scottish Alliance
Pop: 1,433 Mil

12: The Republic of Hartzerria
Pop: 1,433 Mil

13: The Republic of Euskadi Basque eState
Pop: 1,334 Mil

14: The Republic of Euzkadi Basque eState
Pop: 1,334 Mil

15: The Republic of Basque Newfoundland
Pop: 1,327 Mil

16: The Community of Athletic Club Bilbao
Pop: 1,317 Mil

17: The Free Land of Zuberoa
Pop: 1,304 Mil

18: The Commonwealth of Nafarroa Beherea
Pop: 1,287 Mil

19: The Community of Araba
Pop: 1,283 Mil

20: The Confederacy of Iparralde
Pop: 1,276 Mil

21: The Commonwealth of Bizkaia Bizkai ko Lurralde Historikoa
Pop: 1,260 Mil

22: The Commonwealth of Lapurdi ko Lurralde Historikoa
Pop: 1,258 Mil

23: The Commonwealth of Gipuzkoa ko Lurralde Historikoa
Pop: 1,236 Mil

24: The Kingdom of Nafarroa ko Foru Erkidegoa
Pop: 1,228 Mil

25: The Community of Beccunia
Pop: 1,070 Mil

26: The Protectorate of Ibarrekolandia
Pop: 1,068 Mil

27: The Principality of Etcheberria
Pop: 1,065 Mil

28: The Free Land of Ostadar
Pop: 1,060 Mil

29: The Oppressed Peoples of Txitxibiritxi
Pop: 1,034 Mil

30: The Free Land of Pagatzaurtunduagoienengoa
Pop: 1,032 Mil

31: The Community of Les Basques
Pop: 1,002 Mil

32: The Community of Johnson County Wyoming
Pop: 970 Mil

33: The Free Land of Basque Idaho
Pop: 958 Mil

34: The Republic of Pinpilinpauxa
Pop: 600 Mil

35: The Commonwealth of Pitxibiritxi
Pop: 592 Mil

36: The Commonwealth of Zierbena
Pop: 530 Mil

37: The Republic of Basque Saint-Pierre-et-Miquelon
Pop: 387 Mil

38: The Republic of Lingvae Vasconum Primitiae
Pop: 16 Mil

39: The Republic of Gvero
Pop: 12 Mil

40: The Republic of Jorge Oteiza
Pop: 12 Mil

41: The Republic of Eduardo Txillida
Pop: 12 Mil

42: The Republic of Oma Forest
Pop: 10 Mil

43: The Republic of Nestor Basterretxea
Pop: 10 Mil

44: The Republic of Errege Bardea
Pop: 10 Mil

45: The Republic of Gaztelugatxe
Pop: 10 Mil

46: The Republic of Guggenheim Museum Bilbao
Pop: 9 Mil

47: The Republic of Obabakoak
Pop: 9 Mil

48: The Republic of Salt Valley of Anana
Pop: 9 Mil

49: The Republic of Santimamine cave
Pop: 9 Mil

50: The Republic of Estropadak
Pop: 9 Mil

51: The Republic of Basque Verbal Paradigm
Pop: 9 Mil