Click on a letter below to view all surnames beginning with that letter. Please use the contact form for questions or comments.
Note: Clicking on a linked name takes you to a swatch of the tartan with links to products in the Plaidwerx shop. Royalties from sales of these products fund this site and its further development. Please read About the Plaidwerx Shop for more information.
Sources used in compiling this list:
The Surnames of Scotland, George Fraser Black, 1946
The Clans, Septs and Regiments of Scotland, Frank Adam, 1952
Tartan For Me! Philip D. Smith, 1984
Scottish Clan & Family Encyclopedia, George Way and Romilly Squire, 1994
| Surname | Alternate Spelling | Associated Surname (s) | District (s) |
|---|---|---|---|
| O'Boyd | Boyd | Argyll, Edinburgh | |
| O'Boyle | Boyle | Edinburgh | |
| O'Brien | O'Brian | Glasgow | |
| O'Brolachain | Argyll | ||
| O'Conner | Dundee | ||
| O'Drain | MacDonald | Argyll, Glen Coe, Hebrides, Isle of Skye, Ross-shire | |
| O'Hagan | Strathspey | ||
| O'Kerrigan | Argyll | ||
| O'Largie | Argyll | ||
| O'May | MacDonald, Sutherland | Ross-shire, Sutherland | |
| O'Rourke | Argyll | ||
| O'Shaig | MacDonald, Sutherland | Ross-shire, Sutherland | |
| O'Shannachan | MacDonald, Sutherland | Ross-shire, Sutherland | |
| O'Shannaig | MacDonald, Sutherland | Ross-shire, Sutherland | |
| Oag | Oak | Aberdeenshire | |
| Oate | Oates | Menteith | |
| Oberville | Fife | ||
| Ochterlony | Auchterlonie, Octerlonie | Angus | |
| Officer | Dundee | ||
| Ogden | Roxburgh | ||
| Ogg | Aberdeenshire | ||
| Ogill | Dunblane | ||
| Ogilvie | Ogilvy | See: Clan Ogilvie Early Genealogy & History | Angus |
| Ogle | Dunblane | ||
| Ogston | Strathspey | ||
| Okilsetter | Orkney | ||
| Old | Olds | Tweedside | |
| Oldman | Aberdeenshire | ||
| Oldowe | Strathclyde | ||
| Oliphant | Holifarth, Olyfant, Olyfaunt | Sutherland | Roxburgh, Sutherland |
| Oliver | Fraser | Ayrshire, Inverness-shire, Midlothian, Roxburgh, Selkirk | |
| Oman | Orkney | ||
| Omay | Strathclyde | ||
| Omer | Aberdeenshire | ||
| Ommundsen | Edinburgh | ||
| Omond | Orkney | ||
| Orabilis | Mar | ||
| Orcutt | Urquhart | Inverness-shire, Loch Ness | |
| Ord | Roxburgh | ||
| Orem | Aberdeenshire | ||
| Orkie | Fife | ||
| Orm | St Andrews | ||
| Ormishuk | Aberdeenshire | ||
| Ormiston | Ormston | Roxburgh | |
| Ormond | Sutherland | ||
| Orrock | Fife | ||
| Orton | Inverness-shire | ||
| Orwell | Perthshire | ||
| Osbertus | Roxburgh | ||
| Osborn | Paisley | ||
| Osler | Fife | ||
| Oswald | Fife | ||
| Otaman | Roxburgh | ||
| Otter | Tweedside | ||
| Otterburn | Roxburgh | ||
| Outram | Inverness-shire | ||
| Outrie | Inverness-shire | ||
| Ov | Roxburgh | ||
| Ovens | Dunbar | ||
| Over | Perthshire | ||
| Overston | Fife | ||
| Oxlay | Strathspey | ||
| Oykell | Sutherland |