- ↑ Connolly, J.S.: Oxford Companion to Irish History, page 129. Oxford University Press, 2002. ISBN 978-0-19-923483-7
- ^ ا ب پ "Public Records Office of Northern Ireland – Areas, regions, and land divisions"۔ 03 مارچ 2016 میں اصل سے آرکائیو شدہ۔ اخذ شدہ بتاریخ 12 دسمبر 2016
- ^ ا ب Modern boundaries formed in 1605.
- ↑ Based on the territory of the Maguires.
- ↑ Merging of County Coleraine (also spelt as Colerain
- ↑ LibraryIreland – Principal Families of Ulster: In Tirowen, section (c) The modern nobility in Tir Owen
- ↑ "county+of+colerain"&source=bl&ots=qa6nSsC-AC&sig=-6TKqhTxnU__dHxJ-i3GW-JRccw&hl=en&ei=j4QjTJWuC42M0gSv5_DnBA&sa=X&oi=book_result&ct=result&resnum=1&ved=0CBQQ6AEwAA#v=onepage&q="county%20of%20colerain"&f=false Google Books – The Fall of Irish Chiefs and Clans; The Conquest of Ireland, by George Hill
- ↑ , and the baronies of Loughinsholin, North East Liberties of Coleraine, and the North-West Liberties of Londonderry.
- ↑ Based on the Irish kingdom of Tír Eoghain, with its north-eastern part (barony of Loughinsholin) being merged with County Londonderry in 1613.