close

You Must Be a Member to View These
Records!

Membership is FREE for 7 days and includes:

  • Unlimited search of hundreds of millions of records
  • Access to largest single connected family tree in the world
  • Smart genealogy matching tool that builds your family tree for you

Enter your name and email address to get started:

  • Already a Member?Sign In Here.

  • By providing your email address, you will receive the benefit of research tips, site updates and special offers by email. You can change your email preference at any time.

Find Vital Records Instantly!

Mcmahon Family History

Mcmahon Genealogy & Family Tree

McMahon is an Irish name from County Clare, Ireland, where the family were lords of Corca Baisgin. It comes from the Gaelic name mathghamhan which means "bear." The earliest known ancestor--MacMahon--was recorded in 1170. The family motto is Sic nos sic sacra tuemur which means "Thus we guard our sacred rights."

Other spellings include "MacMahon," "MacMahan," "MacMohan," and "MacMann." Notable people with the surname include Australian Prime Minister Sir William McMahon, American baseball player Don McMahon (Milwaukee Braves, Houston Colt .45's, Cleveland Indians), and Australian actor Julian McMahon (Nip/Tuck, Fantastic Four, Charmed). The first McMahon to come to America was Morgan McMahon in Pennsylvania in 1746.

Mcmahon Birth Records
  • Name Birth Date Death Date Location
  • John Mcmahon -- --, 1860 February 8, 1890 Ontario
  • Michael Mcmahon -- --, 1833 February 15, 1886
  • James Mcmahon -- --, 1911 February 24, 1999 Connecticut
  • Lena Mcmahon -- --, 1874   Tasmania
  • Terrance Mcmahon -- --, 1937 June 0, 1944 Minnesota
Mcmahon Death Records
  • Name Birth Date Death Date Location
  • Jennie Lee Mcmahon -- --, 1875 April 27, 1928
  • John Jordan Mcmahon -- --, 1805 June 3, 1856
  • Richard Mcmahon -- --, 1776 November 7, 1811 Kentucky
  • Patrick Mcmahon -- --, 1834 March 11, 1914 Wisconsin
  • Elizabeth Jane Mcmahon -- --, 1861 October 10, 1949
Sign up for a free trial account
and begin tracing your family history today
Begin Free Trial

Click The Letter That Corresponds To Your Family Name