Meaning A boy's name of Gaelic origin, it means "Dark." Origin of Teimhnean Gaelic , Irish Popular Middle Names Pronunciation 🔊 Listen Teimhnean Similar Names Dhoire Doughlas Curr Dobhailen Dubhgall Dubhgan Dubhloach Dubhthach Mac Ghille Bhuidhe Beagin Year by Year Popularity of Teimhnean