Meaning

origin* As an English surname, from the noun dore (“kind of bumblebee”). * Also as an English surname, from the placename Dorr in Derbyshire or Herefordshire; see Dorr. Sometimes influenced or directly from the noun door. * As an Irish surname, from Ó Doghair (“descendant of Doghar”), a byname meaning "sadness" (compare dubhghrá, from dubh + grá). * As a French surname, from Old French doré (“golden”).…

Etymology from Wiktionary, CC BY-SA 3.0