Show ContentsMaginnis History, Family Crest & Coats of Arms

While many of Irish names are quite familiar to most, their original Gaelic forms are often forgotten and mysterious. The original Gaelic form of the name Maginnis is Mag Aonghusa or Mag Aonghuis, which mean "son of Angus." 1

Early Origins of the Maginnis family

The surname Maginnis was first found in County Down (Irish:An Dún) part of the Province of Ulster, in Northern Ireland, formerly known as county St Mirren, where they held a family seat from ancient times.

Early History of the Maginnis family

This web page shows only a small excerpt of our Maginnis research. Another 140 words (10 lines of text) covering the years 1539, 1543, 1584, 1640, 1703, 1759, 1797, 1798 and 1868 are included under the topic Early Maginnis History in all our PDF Extended History products and printed products wherever possible.

Maginnis Spelling Variations

Numerous spelling variations were revealed in the search for the origin of the name Maginnis family name. Before widespread literacy, a person entrusted the proper documentation of his name to the individual scribe. As a result, a name was often recorded under several different variations during the life of its bearer. Variations found include Genis, Guinness, Magennis, Guinnessy, McGuinness and many more.

Early Notables of the Maginnis family

Prominent amongst the family at this time was Hugo Magennis (d. 1640) who was the Franciscan Bishop of Down and Connor; the second Viscount Iveagh, Brian Magennis who was killed in action in 1703; Richard and Richard the...
Another 38 words (3 lines of text) are included under the topic Early Maginnis Notables in all our PDF Extended History products and printed products wherever possible.

Maginnis Ranking

In the United States, the name Maginnis is the 14,559th most popular surname with an estimated 2,487 people with that name. 2


United States Maginnis migration to the United States +

North America received thousands of Irish immigrants from the English-ruled Ireland during the 19th century. Once in the United States or what would become Canada, these immigrants quickly contributed to the ongoing settling and industrialization processes. The largest influx of Irish settlers occurred with Great Potato Famine of the late 1840s. An exhaustive examination of immigrant and passenger lists has shown many early immigrants bearing the surname of Maginnis:

Maginnis Settlers in United States in the 19th Century
  • James Maginnis, who arrived in Maryland in 1819 3
  • John Maginnis, who arrived in Charleston, South Carolina in 1826 3
  • Michael Maginnis, who landed in New York in 1847 3
  • E Maginnis, who landed in San Francisco, California in 1850 3

Canada Maginnis migration to Canada +

Some of the first settlers of this family name were:

Maginnis Settlers in Canada in the 19th Century
  • Michael Maginnis, aged 20, a labourer, who arrived in Saint John, New Brunswick in 1834 aboard the brig "Betsy Heron" from Belfast, Ireland

Australia Maginnis migration to Australia +

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

Maginnis Settlers in Australia in the 19th Century
  • Mr. John Maginnis, (macGuinness), English convict who was convicted in Knutsford (Nether Knutsford), Cheshire, England for 7 years, transported aboard the "Eden" on 30th September 1848, arriving in Tasmania (Van Diemen's Island) 4
  • Anne Maginnis, aged 22, a domestic servant, who arrived in South Australia in 1855 aboard the ship "Grand Trianon"
  • Mary Maginnis, aged 20, a domestic servant, who arrived in South Australia in 1855 aboard the ship "Grand Trianon"
  • James Maginnis, aged 20, who arrived in South Australia in 1856 aboard the ship "Amazon"
  • Owen Maginnis (aged 20), a labourer, who arrived in South Australia in 1856 aboard the ship "Aurora"

New Zealand Maginnis 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:

Maginnis Settlers in New Zealand in the 19th Century
  • William Maginnis, aged 27, a ploughman, who arrived in Lyttelton, New Zealand aboard the ship "Siberia" in 1870
  • Mary A. Maginnis, aged 21, a servant, who arrived in Lyttelton, New Zealand aboard the ship "Siberia" in 1870
  • Eliza Jane Maginnis, aged 18, a servant, who arrived in Lyttelton, New Zealand aboard the ship "Siberia" in 1870
  • Mr. William Maginnis, (b. 1842), aged 27, Irish ploughman, from Armagh travelling from London aboard the ship "Siberia" arriving in Lyttelton, Christchurch, South Island, New Zealand on 21st February 1870 5

Contemporary Notables of the name Maginnis (post 1700) +

  • Robert Patrick Maginnis (1933-2022), American prelate of the Roman Catholic Church, Auxiliary Bishop of the Archdiocese of Philadelphia from 1996 to 2010
  • William Lyman Maginnis (1858-1910), American Chief Justice of the Supreme Court of Wyoming Territory (1886 to 1889)
  • Jim Maginnis, American professional baseball umpire in the early 20th century
  • Martin Maginnis (1841-1919), American politician, publisher, editor from Minnesota and the Montana Territory
  • John Edward Maginnis (1919-2001), Northern Irish politician
  • Charles Donagh Maginnis (1867-1955), Irish architect, co-founder of the firm Maginnis & Walsh
  • Kenneth Wiggins Maginnis (b. 1938), Baron Maginnis of Drumglass, Northern Irish Ulster Unionist politician

Empress of Ireland
  • Mr. Alexander Maginnis (1862-1914), English First Class Passenger from London, England, United Kingdom who was traveling aboard the Empress of Ireland and died in the sinking 6


  1. MacLysaght, Edward, Irish Families Their Names, Arms and Origins 4th Edition. Dublin: Irish Academic, 1982. Print. (ISBN 0-7165-2364-7)
  2. "What are the 5,000 Most Common Last Names in the U.S.?". NameCensus.com, https://namecensus.com/last-names/
  3. 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)
  4. Convict Records Voyages to Australia (Retrieved 15th November 2021). Retrieved from https://convictrecords.com.au/ships/eden
  5. New Zealand Yesteryears Passenger Lists 1800 to 1900 (Retrieved 26th March 2019). Retrieved from http://www.yesteryears.co.nz/shipping/passlist.html
  6. Commemoration Empress of Ireland 2014. (Retrieved 2014, June 17) . Retrieved from http://www.empress2014.ca/seclangen/listepsc1.html


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