Namesakes
Diarmait mac Máel na mBó
(a.k.a. Diarmuid) (m) ?-1072 
Irish Kings 1042-1072
Diarmait mac Cerbaill
(a.k.a. Diarmuid) (m) ?-c. 565
Irish Kings 545-565
Diarmait mac Áeda Sláine
(a.k.a. Diarmuid) (m) ?-c. 665
Irish Kings 658-665