1: The Holy Kingdom of Brandon
Pop: 18,795 Mil

2: The Community of Bru na Boinne
Pop: 19,241 Mil

3: The Grand Duchy of Celtland
Pop: 6,947 Mil

4: The People's Republic of Corkonia
Pop: 1,794 Mil

5: The Republic of Darwish
Pop: 472 Mil

6: The Republic of Eire
Pop: 27,422 Mil

7: The Our Lady of Knock's Realm of Grand Gaelica
Pop: 10,585 Mil

8: The Independent State of Greyunderland
Pop: 28,716 Mil

9: The Rogue Nation of GSN85
Pop: 4,795 Mil

10: The Solipsism Syndrome of Homer Simpsien
Pop: 32,445 Mil

11: The Fiefdom of House Florent
Pop: 525 Mil

12: The Clan of Huntress
Pop: 6,994 Mil

13: The Fiefdom of Inisherin
Pop: 3,044 Mil

14: The Country that is the Home of Kwimez the Goblin
Pop: 20,042 Mil

15: The Republic of Main Envoy
Pop: 14,046 Mil

16: The Disputed Territories of Masoma
Pop: 355 Mil

17: The Republic of Oilean Aontaithe na hEireann
Pop: 639 Mil

18: The Verdronken Land of Saeftinge
Pop: 35,367 Mil

19: The Republic of SSN9
Pop: 6,061 Mil

20: The Theocracy of St Brendan the Navigator
Pop: 2,989 Mil

21: The Guinness of St James Gate Brewery
Pop: 24,594 Mil

22: The Free Republic of Tara
Pop: 6,778 Mil

23: The Protectorate of The Lake Isle of Innisfree
Pop: 358 Mil

24: The Republic of Theita Sher
Pop: 6,817 Mil

25: The Isle of Tikkun
Pop: 6,910 Mil

26: The Rogue Nation of U2
Pop: 6,331 Mil

27: The Soulful Sounds of Van Morrison
Pop: 6,109 Mil