Rothechtaid or Roitheachtaigh may refer to:
*
Rothechtaid mac Main
Rothechtaid, son of Maen, son of Óengus Olmucaid, was, according to medieval Irish legend and historical tradition, a High King of Ireland. He came to power by killing the previous incumbent, his grandfather's killer Énna Airgdech, in the bat ...
, son of Maen, son of Óengus Olmucaid, according to medieval Irish legend and historical tradition, High King of Ireland
*
Rothechtaid Rotha
Rothechtaid Rotha, son of Róán, son of Failbe, son of Cas Cétchaingnech, son of Faildergdóit, was, according to medieval Irish legend and historical tradition, a king of the eastern midland kingdom of the Gailenga who became High King of Ire ...
, son of Róán, son of Failbe, son of Cas Cétchaingnech, son of Faildergdóit, apparently king of the eastern midland kingdom of the Gailenga and High King of Ireland
{{hndis