Miodhchaoin, [97], [105], [106].

Mistletoe, [18], [33].

Mithras, a Persian sun-god worshipped at York, [275].

Mochdrev, [310].

Mochnant, [310].

Modron, wife of Urien and mother of Mabon, [328], [338].

Mona, see Anglesey.

Mongan, an Ulster prince, a reincarnation of Finn mac Coul, [37].

Monmouth, Geoffrey of. See Geoffrey.

Morc, son of Dela, a king of the Fomors, [67], [327].