Does not include living
| Surname | Firstnames | Lifespan | Description/Memo |
|---|---|---|---|
| Agnan Fionn | ( - DECEASED) | King of Gothia or Getulia | |
| Alladh | ( - DECEASED) | King of Gothia or Getulia | |
| Arcadh | ( - DECEASED) | King of Gothia or Getulia | |
| Beouman | ( - DECEASED) | King of Scythia | |
| Bile | ( - DECEASED) | King of Galicia, Andalucia, Murcia, Castile & Portugal | |
| Breoghan (Brigus) | ( - DECEASED) | King of Galicia, Andalucia, Murcia, Castile & Portugal | |
| Deag | ( - DECEASED) | King of Gothia or Getulia | |
| Febric Glas | ( - DECEASED) | King of Gothia or Getulia | |
| Heber Fionn | ( - 1698 BCE) | King of Ireland | |
| Heremon | ( - 1683 BCE) | King of Ireland | |
| Milesius | ( - DECEASED) | King of Galicia, Andalucia, Murcia, Castile & Portugal | |
| Nenuall | ( - DECEASED) | King of Gothia or Getulia | |
| Nuadhad | ( - DECEASED) | King of Gothia or Getulia | |
| Ogaman | ( - DECEASED) | King of Scythia | |
| Tait | ( - DECEASED) | King of Scythia | |
| Ardcenn | Bran | ( - DECEASED) | King of Leinster from 794 AU [Annals of Ulster] to 795 [Annals of the Four Masters] |
| Ceadcathach | Conn | ( - DECEASED) | High King of Ireland; 123 to 157 AFM [Annals of the Four Masters] |
| Cualu | Cellach of | ( - DECEASED) | King of Leinster; 692 to 714 AU [Annals of Ulster] |
| Dowling | Brandubh | ( - abt 600) | King of Leinster |
| Dowling | Eochaidh | ( - DECEASED) | King of Leinster |
| Farsaidh | Phoeniusa | ( - DECEASED) | King of Scythia |
| Finachta | ( - 695) | High King of Ireland | |
| King of Brega | |||
| Heremon | Aongus Olmucach | (bef 1427 BCE - 1409 BCE) | King of Ireland |
| Heremon | Cobthach Caolbhreagh | ( - 541 BCE) | King of Ireland |
| Heremon | Conang Beag-eaglach | ( - DECEASED) | King of Ireland |
| Heremon | Duach Ladhrach | ( - 737 BCE) | King of Ireland |
| Heremon | Eithrial | (abt 1695 BCE - 1650 BCE) | King of Ireland |
| Heremon | Eochaidh Framhuine | ( - DECEASED) | King of Ireland |
| Heremon | Fiacha Labhrainn | ( - 1448 BCE) | King of Ireland |
| Heremon | Fiacha Tolgrach | ( - 795 BCE) | King of Ireland |
| Heremon | Gialchadh | ( - 1013 BCE) | King of Ireland |
| Heremon | Irial Faidh | ( - 1670 BCE) | King of Ireland |
| Heremon | Laighean | ( - 1680 BCE) | King of Ireland |
| Heremon | Luigne | ( - 1680 BCE) | King of Ireland |
| Heremon | Muimne | ( - 1680 BCE) | King of Ireland |
| Heremon | Muredach Bolgach | ( - 892 BCE) | King of Ireland |
| Heremon | Nuadhas Fionnfail | ( - 961 BCE) | King of Ireland |
| Heremon | Rotheachtach | ( - 1357 BCE) | King of Ireland |
| Heremon | Simeon Breac | ( - 903 BCE) | King of Ireland |
| Heremon | Siorna Saoghalach | ( - 1030 BCE) | King of Ireland |
| Heremon | Tighernmas | ( - 1543 BCE) | King of Ireland |
| Heremon | Ugaine Mor | ( - 593 BCE) | King of Ireland |
| MacMorough | Crimthann Cas | ( - abt 430) | King of Leinster |
| MacMorough | Eanna Ceannsalach | ( - DECEASED) | King of Leinster |
| MacMorough | Labhradh | King of Leinster | |
| O'Connor-Faley-No.8 | AEneas Ollamh | (bef 498 BCE - 480 BCE) | King of Ireland |
| O'Connor-Faley-No.8 | Cathair Mor | ( - 123) | King of Ireland |
| O'Connor-Faley-No.8 | Conchobhar Abhraoidhruaidh | ( - 007 BCE) | King of Ireland |
| O'Connor-Faley-No.8 | Crimthann Coscrach | ( - 288 BCE) | King of Ireland |
| O'Connor-Faley-No.8 | Cu-Corb | ( - DECEASED) | King of Leinster |
| O'Connor-Faley-No.8 | Fergus Fortamhail | ( - 384 BCE) | King of Ireland |
| O'Connor-Faley-No.8 | Labhradh Longseach | (bef 541 BCE - 522 BCE) | King of Ireland 541BC to 522BC |
| O'Connor-Faley-No.8 | Laeghaire Lorc | ( - 591 BCE) | King of Ireland |
| O'Connor-Faley-No.8 | Nuadhas Neacht | ( - 109 BCE) | King of Ireland |
| O'Toole-No.1 | Breasal Bealach | ( - DECEASED) | King of Leinster |
| Reafloir | ( - DECEASED) | King of Scythia | |
| Ronan | ( - DECEASED) | King of Leinster; 640 to 610 AFM [Annals of the Four Masters] |