The following names are considered septs of Clan MacLean: Avoy, Bay, Bea, Beath, Beatie, Beaton, Beattie, Beatty, Beeton, Bheath, Bheatha, Bheaton, Bethune, Betun, Bey, Black, Clanachan, Claneachainn, Clanichan, Cormack, Cormic, Cormick de Bethune, Dewart, Douie, Doward, Dowart, Dowie, Dowey, Dowy, Duart, Duie, Eachainn, Echan, Eichan, Evoy, Fadyen, Garbhe, Garvie, Garvey, Gilhon, Gillan, Gilland, Gillean, Gillivray, Gillon, Huey, Huie, Jarvie, Lain, Laine, Lane, Layne, Leach, Lean, Leatch, Lech, Leche, Leiche, Leitch, Leytch, Litch, MacAvey, McAvey, MacAvoy, McAvoy, Macavy, MacBay, MacBeath, MacBeatha, MacBea, McBea, MacBee, McBee, MacBeth, MacBheath, MacBheatha, MacCormack, McCormack, MacCormaig, MacCormaich, MacCormick, McCormick, MacClanachan, MacCracken, McCracken, MacCraken, McCraken, MacEachan, MacEachain, MacEvoy, Macevy, McEvoy, MacFadden, MacFaden, MacFadgen, MacFadyen, MacFadzean, MacFayden, MacFergain, MacFergan, MacFethridge, MacFetridge, MacGarvie, MacGarvey, MacGeachan, MacGillean, MacGillivray, Macgilvra, McGilvray, MacGuire, Maguire, MacGwyer, MacHarvey, Maciduy, Macildowie, Macildue, Macilduff, Macileich, Macilergan, Macilhuie, Macilvra, Macilvera, Macilvora, MacLergain, MacLegran, MacPeadrus, MacPhadden, MacPhaiden, MacPhetridge, MacQuire, MacRankin, MacRaing, MacSpadden, McSpadden, MacSpedden, McSpedden, MacVay, McVay, MacVeagh, McVeagh, MacVeigh, McVeigh, MacVey, McVey, MacVoy, McVoy, Maguire, Niger, Paden, Padon, Paton, Patten, Peden, Raing, Rankan, Rankin, Rankine, Ranking, Vay, Vey