Heather \he(a)-ther\ as a girl's name is pronounced HEH-ther. It is of Middle English origin. Flower name: an evergreen flowering plant that thrives on peaty barren lands, as in Scotland. Has an upper-class aura. Actress Heather Locklear. Heather has 2 variant forms: Heath and Hether. Baby names that sound like Heather are Hadria and Hadara. View a list of the 4 names that reference Heather.