Namesakes
Domnall Ilchelgach
(m) ?-c. 566 
Irish Kings 565-566
Domnall mac Áedo
(m) ?-c. 642
Irish Kings 628-642
Domnall Brecc the Freckled
(m) ?-642
Scottish Kings and Queens 629-642
Domnall Donn
(m) ?-696
Scottish Kings and Queens 688-696
Domnall Midi
(m) ?-c. 763
Irish Kings 743-763
Domnall I
(m) 812-862
Scottish Kings and Queens 859-862
Domnall II Dasachtach
(m) ?-900
Scottish Kings and Queens 889-900
Domnall ua Néill
(m) ?-980
Irish Kings 956-980
Domnall ua Lochlainn
(m) 1048-1121
Irish Kings 1083-1121
Domnall III Bane
(m) ?-1099
Scottish Kings and Queens 1093-1094; 1094-1097