Clelland is a sept of Clan MacLellan and There is evidence that Clelland is a sept of Clan Douglas and Cleland may be associated with the family Forrester.

Spelling Variations
Cleland, Clelland, Cleeland, Clealand, Cleiland, Clelan, Clellan, Clellon, Kneland, Kneeland, MacClelland, MacClellan (some), Clayland, Cleaveland (some), Clalan, Clallan, Claland, Clalland, Clealland, Cleadland, Cleadlande, Cleilland, Clelane, Clelend, Clelin, Clellans, Clellend, Clellon, Clellone, Clelond, Clellond, Clenlande, Clerland, Cleuland, Cleveland, Cleyland, Cliland, Clieland, Cliveland, Coleeland, Kalland, Kealand, Kealland, Keeland, Keelland, Keilland, Keland, Kelland, Klelland, Kleland, Knelands, Kneband, Kneelands, Kneilland, Knieland, Kniland, MacCleland, Nealand, Neeland, Neland, Neyland, Nieland, Nield, Niland, Nilland, Noland, Nyland, Rose-Cleland.

Names associated with the clan: Clellond Kelland Nyland Niland Keelland Nield Nilland Cleadlande MACCLALLANE MACCLEALLANE MACCLELLAND MACCLELAN MACCLELLAN MACCLEILANE MACKNELLAN MACKLELLANE MACKLELLAN CLELLANE CLELLAND CLEILAND CLELAND CLELEND CLELLAN KNELAND CLENEL CLILAND Clerland Kealland Cleadland Noland Cleeland Kneband Kealand Cleaveland Cleilland Kalland Clalan Clelane