Surname Lochlann (Lochlann 
) , worldwide, is an extremely rare cognomen. The cognomen Lochlann is characteristic of Ireland, where it is a rare surname, and the United States, where it is an extremely rare surname. More prevalently, Lochlann is the forename as well as the last name.
Dey, Mcevoy, Strang, Storey, Spence, Carney, Clarke, Dougan, Doucen, Doogan, Geater, Thomas, Toolin, Fenton, Foster, Imhoff, Meenagh, Kilburn, Baddeley, O'Connor, Wheeldon, Macdonald, Mchugh, Mcdaid, Mccabe, Murphy, Fay, Muir, Boyd, Kong, Kerr, Park, Ryan, Dowd, Gray, Jain, Gallagher, Tapp, Mcgee, Mckay, Scott, Smith, Boyle, Kehoe, Tuohy, Walsh, Quinn, Meston, Egan, and Henderson