Show ContentsConant History, Family Crest & Coats of Arms

The surname Conant comes from the Irish surname Ó Cuanain (O'Conein and MacConein) and is derived from the Irish Cuinin for "rabbit", son of Dugal. They claim descendancy through the Donnelly line of the native Irish. 1

Early Origins of the Conant family

The surname Conant was first found in County Tipperary (Irish: Thiobraid Árann), established in the 13th century in South-central Ireland, in the province of Munster, where Isaac O Cuanain was Bishop of Roscrea from 1161 to 1168. But the name was scattered throughout Ireland, some bearers being recorded in Kildare and the surrounding counties in the 16th century.

Bearers of the name Conant were also present in County Sligo, where O'Cunane was a principal Irish name in the census of 1659. The two baronies of County Leitrim which border County Sligo, had the name O'Conan listed in the same census.

Early History of the Conant family

This web page shows only a small excerpt of our Conant research. Another 62 words (4 lines of text) covering the year 1666 is included under the topic Early Conant History in all our PDF Extended History products and printed products wherever possible.

Conant Spelling Variations

Spelling variations of this family name include: Conan, Coonan, Coonane, O'Conan, O'Cunane and others.

Early Notables of the Conant family

More information is included under the topic Early Conant Notables in all our PDF Extended History products and printed products wherever possible.

Conant Ranking

In the United States, the name Conant is the 6,556th most popular surname with an estimated 4,974 people with that name. 2


United States Conant migration to the United States +

Some of the first settlers of this family name were:

Conant Settlers in United States in the 17th Century
  • Christopher Conant, born in Devonshire, brother of Roger, who landed in Plymouth, Mass aboard the ship "Anne" in 1623 3
  • Roger Conant (c. 1592-1679), born in Devonshire, who landed in Plymouth, Mass aboard the ship "Anne" in 1623, founder of Salem, Massachusetts 3
  • Mrs. Sarah Conant, (nee Horton), English settler who arrived in Plymouth, Mass aboard the ship "Anne" in 1623 4
  • Abigail Conant, who arrived in Maryland in 1663 3
  • Ann Conant, who landed in Maryland in 1663 3
  • ... (More are available in all our PDF Extended History products and printed products wherever possible.)
Conant Settlers in United States in the 19th Century
  • Samuel Conant, who settled in Nantucket, Massachusetts in 1823

Contemporary Notables of the name Conant (post 1700) +

  • James Bryant Conant (1893-1978), American chemist and diplomat, 23rd President of Harvard University, the first U.S. Ambassador to West Germany (1955-1957), recipient of the Presidential Medal of Freedom
  • Howell T. Conant (1916-1999), American fashion photographer, best known for his portraits of the the Princess Consort of Monaco, Grace Kelly
  • Frederic Warren Conant (1892-1974), American silver medalist sailor at the 1932 Summer Olympics
  • Levi Leonard Conant (1857-1916), American mathematician, a specialist in trigonometry, best known for his 1896 book The Number Concept: Its Origin and Development, eponym of the Levi L. Conant Prize
  • Kenneth John Conant (1894-1984), American architectural historian
  • Marcus Augustine Conant (b. 1936), American dermatologist who was one of the first physicians to diagnose and treat AIDS in 1981
  • Jennet Conant (b. 1959), American three-time New York Times Best Seller listed non-fiction author and journalist
  • Douglas Conant, American businessman, past President and CEO of the Campbell Soup Company until July 31, 2011
  • Scott Conant (b. 1971), American chef, restaurateur, food personality, and cookbook author
  • James Wallace Conant (1862-1906), American amusement manager of the Schenley Park Casino, first manager of the Duquesne Gardens
  • ... (Another 23 notables are available in all our PDF Extended History products and printed products wherever possible.)


  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. Pilgrim Ship's of 1600's. Retrieved January 6th 2023 from https://www.packrat-pro.com/ships/shiplist.htm


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