G13
Sept  Clan 
G
MacGachen  Donald  Form of MacEachan 
MacGaw  MacFarlane 
MacGeachie  Donald  A form of MacEachan 
MacGeachie  MacDonald of Clanranald 
MacGeachin  MacDonald of Clanranald 
MacGee  Donald  From Islay, Kintyre or Antrim and must have originally been a MACKAY of Islay 
MacGeoch  MacFarlane 
MacGhee  MacKay 
MacGhie  MacKay 
MacGibbon  Buchanan 
MacGilbert  Buchanan 
MacGilbride  Donald  From West Highlands & Islands or Antrim 
MacGilchrist  MacLachlan 
MacGill  Donald (South)  Of original Clan Donald blood, from Islay or Jura. No more than 1 in 8 Gills originally had a MAC. They derive from: Gaelic Mac an ghoill - "son of the lowlander" or "stranger". Some MacColls may derive from this name. Originally from Islay & Jura 
MacGill  MacDonald 
MacGillanders  Donald  From Islay. They derive from: Gaelic MacGille Andrais - "son of the servant of St. Andrew."Englished" to Anderson on Islay - Clan Donald SOUTH. 
MacGillechallum  Donald (North)  Only those from Islay or N. Uist. MacGillechalums not of Clan Donald may be MacLeods of Rassay. Clan Donald MacGillechalums derive from: Gaelic MacGillechaluim - "son of the servant of Calum". Islay - Clan Donald SOUTH & N. Uist 
MacGillecongall  Donald (South)  From Islay or Kintyre. They derive from: Gaelic MacGille Congual - "son of the servant of St. Congall" 
MacGilledon  Lamont 
MacGilledow  Lamont 
MacGillelan  Donald  A form of MacLellan 
MacGillespie  Donald (South)  From Islay or Kintyre. MacGillespies not of Clan Donald may be of Clan MacPherson. Clan Donald MacGillespies derive from: Gaelic Mac Gille easpuig - "son of the servant of the bishop". Islay & Kintyre 
MacGilliegowie  Lamont 
MacGillies  Donald (South)  From West Highlands & Islands. They derive from: Gaelic Mac Gille Iosa - "son of the servant of Jesus". Very numerous in N. Morar - GLENGARRY & S. Morar - CLANRANALD. Some found on Islay & Kintyre 
MacGillifedder  Donald (South)  From Islay. They derive from: Gaelic Mac Gille Peader - "son of the servant of St. Peter" 
MacGillivantic  Donald  From Lochaber/Keppoch. They derive from: Gaelic Mac Gille Mhanntaich - "son of the servant of the stutterer". Originally from Clanranald land in the outer isles, to Lochaber - KEPPOCH. 
MacGillivantic  MacDonald 
MacGilliver  Donald  From Islay 
MacGillivoir  Donald  From Islay or N. Uist(73). MacGillivoirs not of Clan Donald may be of Clan MacGillivray. 
MacGillivour  MacGillivray 
MacGillonie  Cameron 
MacGilp  Donald  A form of MacKillop 
MacGilp  MacDonald 
MacGilroy  Grant 
MacGilvernock  Graham 
MacGilvra  MacGillivray 
MacGinnis  Donald  From West Highlands & Islands and must have originally been a MACINNES 
MacGlashan  MacKintosh 
MacGlashan  Donald  From Islay, Kintyre or N. Uist. No more than 1 in 188 Glashans originally had a MAC. MacGlashans not of Clan Donald may be of Clans Chattan, MacIntosh, Robertson or Stewart. 
MacGlasrich  Donald  From N. Uist or Islay. MacGlasrichs not of Clan Donald may be of Clan Campbell. 
MacGlasrich  Campbell 
MacGorrie  Donald  From S. Uist, Benbecula or N. Uist. MacGorries not of Clan Donald may be of Clans Lamont or MacQuarrie. Clan Donald MacGorries derive from: Gaelic MacGoraidh - "son of Godfrey". From Godfrey, youngest son of Eain & Amie MacRuairl. N. Uist - Clan Donald NORTH, Benbecula & S. Uist - CLANRANALD. 
MacGorrie  MacDonald 
MacGorry  MacDonald 
Macgoulchane  13th & 14th Century Scottish Names Gaelic bynames are as Chiefly titles, not as simple patronymics. 
MacGoun  MacDonald 
MacGowan  Donald  From West Highlands & Islands or Antrim. No more than 1 in 4 Gowans originally had a MAC. They derive from: Gaelic Mac a ghobhainn - "son of the smith". West Highlands & Islands. NORTH, CLANRANALD and SOUTH. Only one Smith family in the whole world is of Clan Donald - from S. Uist. 
MacGowan  MacDonald 
MacGown  MacDonald 
MacGrath  MacRae 
MacGreusich  Buchanan 
MacGrewar  Drummond 
MacGrime  Graham 
MacGrory  MacFarlane 
MacGrowther  Drummond 
MacGruder  Drummond 
MacGruer  Fraser 
MacGruther  Drummond 
MacGugan  Donald (South)  From Kintyre. MacGugans not of Clan Donald may be of Clan MacNeill. Clan Donald MacGugans derive from: Gaelic MacEochagain - "son of Ewan" 
MacGuran  MacQuarrie 
MacGuffie  MacPhee 
MacGugan  MacNeill 
MacGuire  MacQuarrie 
Makgullane  13th & 14th Century Scottish Names Gaelic bynames are as Chiefly titles, not as simple patronymics. Makgullane