McCulloch One Name Study

Welcome to McCulloch One Name Study


Document the McCulloch surname from its origins in Scotland through its many branches in Ulster, the Americas and beyond. Click here to email me for specific queries. I'll do my best to help.


Have you ever met a McCulloch who looks a lot like you, but isn't one of your family? DNA testing can help connect the lost branches of your McCulloch family. If you are a McCulloch male, you can take a Y-DNA test!

--> Order a Y-DNA test here <--


For more information on McCulloch and its variants, please visit these pages:

Clan McCulloch on Wikipedia

McCulloch Y-DNA Project

McCulloch One Name Study

Best wishes,


McCulloch Blog
February 28, 2021 - 4:11:25 p.m.

Check out the new blog at

McCulloch Castles and Residences of Note
August 1, 2020 - 8:21:40 p.m.

Statistics — McCulloch One Name Study

This family tree was last updated on 2021.

Total surnames
Media objects
Total events
Total users
Earliest birth year
Latest birth year
This information is private and cannot be shown.
Average age at death
Males: 60   Females: 60
Average number of children per family
Project History

2021 - Started the Blog!

2020 - Launched the McCulloch Map of Castles and Notable Residences

2019 - Started the One Name Study for McCulloch

2018 - Completed "A History of the Galloway Families of McCulloch" resulting in a GEDCOM of 1200 individuals. This is the data on this website. Also available on Ancestry here.

2017 - Located a copy of "A history of the Galloway Families of McCulloch" by Walter Jameson and started building a GEDCOM.

2016 - Started researching the "McCulloch of Whitefield & Blackhill" branch tracing the male line from Wigtownshire to Uruguay

2015 - Created individual trees for McCulloch/McCullough Haplogroup R1a1a - Group 1s

On this day
No events exist for today.

Research to date has focused on the following branches. Branch #5 is currently available on this website.

1. McCulloch of Auchenmalg, Blackhill and Whitefield, Wigtownshire, Scotland and their descendant branches in Banda Oriental (present day Uruguay).

2. McCulloch of Glasgow including descendants Sir James McCulloch, KCMG and George McCulloch of the Broken Hill Mining Company (Australia).

3. McCulloch of Plaidis, Ross-shire, Scotland including descendants Robert Paxton McCulloch of McCulloch Motor Company (Missouri, US).

4. McCulloch of Glasgow and Horatio McCulloch RSA, the painter.

5. McCulloch of Myreton, Wigtownshire, Scotland (including Myretoun, Ardwell, Killasser, Torhouse, Drummorrell, Inshanks and Mule, Torhousekie, Cardiness, Barholm, Kirkclaugh, Auchengool, Nether Ardwall) and their descendant branches located in Ulster, Northern Ireland and the United States. Notable individuals in this branch include two brothers who fought in the American Civil War: Major General Benjamin McCulloch and Brigadier General Henry Eustace McCulloch. Also their distant cousin Major Samuel McColloch of the infamous McColloch's Leap.

6. McCulloch of Dornoch, Sutherland, Scotland including descendants Hugh McCulloch, 27th Secretary of the Treasury under President Abraham Lincoln (New England, US).

7. McCulloch of St Ninians, Stirlingshire, Scotland including descendants William Moore McCulloch, American Politician and Civil Rights activist (Ohio, US).