Beirne \be(ir)-ne\ as a boy's name is of Old Norse origin, and the meaning of Beirne is "bear". The name is used in Irish Gaelic.
For more information, see also the related name Burns.
Baby names that sound like Beirne are Berne, Beirnie and Beirney. Other similar baby names are Hearne, Benne, Berke, Berle, Bern, Berny, Bernie, Bernt, Bernd, Birney, Birny, Birnie, Bjorne, Bjarne, Bourne, Burne, Borne, Boine, Byrne, Bernet, Kairne, Cairne, Herne, Kearne, Keirone, Nairne and Verne.