Show ContentsMoynehan History, Family Crest & Coats of Arms

The surname Moynehan is an anglicized version of the Irish name Ó Muimhneachain. 1

Early Origins of the Moynehan family

The surname Moynehan was first found in County Mayo (Irish: Maigh Eo) located on the West coast of the Republic of Ireland in the province of Connacht, where a sept of the Hy Fiachrach group called Ó Mionachain was mentioned in 1220 by the Four Masters. They were sub-chiefs of Erris.

Early History of the Moynehan family

This web page shows only a small excerpt of our Moynehan research. Another 60 words (4 lines of text) covering the year 1659 is included under the topic Early Moynehan History in all our PDF Extended History products and printed products wherever possible.

Moynehan Spelling Variations

Just like the English language, the Gaelic language of Ireland was not standardized in the Middle Ages. Therefore, one's name was often recorded under several different spellings during the life of its bearer. Spelling variations revealed in the search for the origins of the Moynehan family name include Moynihan, Minihan, Minaghan, Moynaghan, Myneghane, Minighane, Munnighane, Minihane, Minnagh, Mimnagh, Moyna and many more.

Early Notables of the Moynehan family

Another 29 words (2 lines of text) are included under the topic Early Moynehan Notables in all our PDF Extended History products and printed products wherever possible.


United States Moynehan migration to the United States +

A great mass of Ireland's native population left the island in the 19th century, seeking relief from various forms of social, religious, and economic discrimination. This Irish exodus was primarily to North America. If the migrants survived the long ocean journey, many unfortunately would find more discrimination in the colonies of British North America and the fledgling United States of America. These newly arrived Irish were, however, wanted as a cheap source of labor for the many large agricultural and industrial projects that were essential to the development of what would become two of the wealthiest nations in the western world. Early immigration and passenger lists indicate many people bearing the Moynehan name:

Moynehan Settlers in United States in the 19th Century
  • Denis Moynehan, aged 33, who arrived in New York, NY in 1850 2
  • Mary Moynehan, aged 55, who landed in New York, NY in 1850 2

Australia Moynehan migration to Australia +

Emigration to Australia followed the First Fleets of convicts, tradespeople and early settlers. Early immigrants include:

Moynehan Settlers in Australia in the 19th Century
  • Mr. James Moynehan, (b. 1816), aged 22, Irish labourer who was convicted in Cork, Ireland for 10 years for burglary, transported aboard the "Clyde" on 11th May 1838, arriving in New South Wales, Australia 3

New Zealand Moynehan migration to New Zealand +

Emigration to New Zealand followed in the footsteps of the European explorers, such as Captain Cook (1769-70): first came sealers, whalers, missionaries, and traders. By 1838, the British New Zealand Company had begun buying land from the Maori tribes, and selling it to settlers, and, after the Treaty of Waitangi in 1840, many British families set out on the arduous six month journey from Britain to Aotearoa to start a new life. Early immigrants include:

Moynehan Settlers in New Zealand in the 19th Century
  • Mr. Denis Moynehan, (b. 1853), aged 21, British settler travelling from London aboard the ship "Peter Denny" arriving in Port Chalmers, Dunedin, Otago, South Island, New Zealand on 26th July 1874 4

Contemporary Notables of the name Moynehan (post 1700) +

  • Patrick Moynehan, American Democratic Party politician, Delegate to Democratic National Convention from New York, 1904, 1912 (alternate) 5
  • Dennis B. Moynehan, American Democratic Party politician, Chair of Hamilton County Democratic Party, 1936-42 5


  1. MacLysaght, Edward, The Surnames of Ireland. Ireland: Irish Academic Press, sixth edition, 1985. Print. (ISBN 0-7165-2366-3)
  2. Filby, P. William, Meyer, Mary K., Passenger and immigration lists index : a guide to published arrival records of about 500,000 passengers who came to the United States and Canada in the seventeenth, eighteenth, and nineteenth centuries. 1982-1985 Cumulated Supplements in Four Volumes Detroit, Mich. : Gale Research Co., 1985, Print (ISBN 0-8103-1795-8)
  3. Convict Records Voyages to Australia (Retrieved 24th February 2021). Retrieved from https://convictrecords.com.au/ships/clyde
  4. New Zealand Yesteryears Passenger Lists 1800 to 1900 (Retrieved 26th March 2019). Retrieved from http://www.yesteryears.co.nz/shipping/passlist.html
  5. The Political Graveyard: Alphabetical Name Index. (Retrieved 2015, October 20) . Retrieved from http://politicalgraveyard.com/alpha/index.html


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