Deheubarth
The ruler of Deheubarth was King Maredudd ab Owain ab Edwin, who had ruled since 1063 and would continue to do so until 1072.
England
The ruler of England was King Eadweard III (Edward the Confessor), who had ruled since 1042 and would continue to do so until 1066.
Gwynedd
King Rhiwallon ap Cynfyn who ruled with his brother King Bleddyn ap Cynfyn (Chiefest of the Britons) until Rhiwallon was killed in the Battle of Mechain.
Moray
The ruler of Moray at this time was likely to have been Mormaer Máel Snechtai mac Lulaich.
Scotland
The ruler of Scotland was King Malcolm III (The Great Chief), who had ruled since 1058 and would continue to do so until 1093.