McMahon Family

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More than 100 million historical records

About the McMahon surname

The surname McMahon is associated with a patronymic formation. The Mac-/Mc- formation is traditionally patronymic and means “son of” in Gaelic languages. The surname may originally have expressed descent before becoming fixed as a hereditary family name. The prefix in McMahon belongs to a family of Gaelic forms traditionally used in patronymic surnames and is generally associated with descent.

Pronunciation: Èm-sé-maon/ɛmsemaɔ̃/

Most frequent given names among the McMahon family

Men

  1. 1John579
  2. 2James445
  3. 3Patrick317
  4. 4Michael294
  5. 5Thomas205

Women

  1. 1Mary507
  2. 2Catherine333
  3. 3Margaret296
  4. 4Ann226
  5. 5Bridget193
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People with the McMahon surname

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The McMahon name in our genealogy archives

11,805occurrences in our collections
9collections containing this name
187 2481881 → 1901people enumerated
1768First mention of the name
in our archives
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Similar names and variants

Explore other forms of the surname McMahon found in our directory.

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The data presented comes from Genealogy Quebec collections and may evolve as updates are made.