Tartans of Clan Donnachaidh
I searched for all Surnames associated with Clan Donnachiadh in the Scottish Register of Tartans and obtained the images below. My search only included Clan/Family tartans and excluded Corporate, Fashion, Military etc. The names associated with each tartan contain the Scottish Tartans Authority (STA) OR the Scottish Tartans World Register (STWR) reference numbers in brackets. Clicking on the tartan image will take you to the page on the Scottish Register of Tartans Database.
Further information can be found by clicking the tartan on this page.
All images below are Crown copyright from the Scottish Register of Tartans.