Meaning A boy's name of Irish origin, it means "valley with rowan trees." Origin of Glenrowan Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Glenrowan Similar Names Afnan Rowan Lyndal Roan Dalon Dallen Braddon Gedeon Gidan Gilmore Year by Year Popularity of Glenrowan