52%RatingSave Gender Masculine Usage Scottish Gaelic (Rare) [1] Meaning & HistoryExpand Links Scottish form of Diarmaid. Related NamesFamily Tree·Details VariantDermidOther Languages & CulturesDermot, Diarmaid, Diarmuid, Derry(Irish) Diarmaid, Diarmait, Diarmuid(Irish Mythology) Diarmait(Old Irish) Sources & References Mark, Colin. The Gaelic-English Dictionary. Routledge, 2003, page 714.