29 dated entries naming Uí Maine, drawn from 29 separate years between 531 CE and 1402 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.
780Dunchadh ua Daimhine, king of Uí Maine (Ireland)source
782Conall mac Fidhghal, king of Uí Maine (Ireland)source
10th century
909Sochlachan mac Diarmata, king of Uí Maine (Ireland)source
11th century
1014April 23 – Tadhg Mór Ua Cellaigh, king of Uí Mainesource
1027Gadhra Mór mac Dundach, king of Uí Maine (Ireland)source
1065Diarmaid mac Tadgh Ua Ceallaigh, king of Uí Mainesource
12th century
1132Summer – Conchobhair O Brian of Thomond makes a marauding raid on Uí Maine and besieges Galway.source
1167Completion of Derbforgaill's Nun's Church at Clonmacnoise by Conchobar ua Cellaig, king of the Uí Maine, to replace a wooden oratory.source
13th century
1271Maine Mor Ó Cellaigh, King of Uí Maine and 10th Chief of the Namesource
1295Domnall Ó Cellaigh, King of Uí Maine and Chief of the Namesource
14th century
1307Donnchad Muimnech Ó Cellaigh, Lord of Uí Maine, killed most of the English of Roscommon at Ahascragh, in response to the burning of the town by Edmund Butler.source
1333Ó Ceallaigh of Uí Maine at war with Ó Conchobhairsource
1337Ruaidhri O Ceallaigh of Uí Maine defeats and captures King Toirdhealbhach of Connachtsource
1339Ruaidri Ó Cellaigh, King of Uí Maine and Chief of the Name.source
1343Clanricarde and de Berminghams invade Uí Maine.source
15th century
1402Conchobar an Abaidh mac Maelsechlainn O Cellaigh succeeds Maelsechlainn mac William Buidhe O Cellaigh, as King of Uí Maine in modern-day County Galway and County Roscommon in Ireland.source