England
The ruler of England was King William II (William Rufus), who had ruled since 1087 and would continue to do so until 1100.
Gwynedd
The ruler of Gwynedd was King Gruffydd ap Cynan, who had ruled since 1081 and would continue to do so until 1137.
Moray
The ruler of Moray at this time was likely to have been Mormaer Oenghus mac inghine 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.