Show ContentsO'Bryant History, Family Crest & Coats of Arms

The name O'Bryant is of Norman origin, derived from the personal name Brian which was popular in France and Norman England before it came to Ireland. It has sometimes been used as a synonym for O'Brien, though it is of different origin.

Brian (926-1014), was King of Ireland, known in Irish writings as Brian Boroimhe, Boroma most commonly in earlier books as Brian Mac Cennedigh (Book of Leinster), and in English writings as Bryan Mac Kennedy and Brian Boru, He was a native of the northern part of Munster, and was of the royal descent of Thomond, of the family known as Dal Cais. Brian, who was born in 926, was the youngest of three sons. 1

Early Origins of the O'Bryant family

The surname O'Bryant was first found in County Kilkenny (Irish: Cill Chainnigh), the former Kingdom of Osraige (Ossory), located in Southeastern Ireland in the province of Leinster, where bearers of the surname settled in the 13th century.

Early History of the O'Bryant family

This web page shows only a small excerpt of our O'Bryant research. More information is included under the topic Early O'Bryant History in all our PDF Extended History products and printed products wherever possible.

O'Bryant Spelling Variations

Spelling variations of this family name include: Bryan, Brian, OBryan, McBryan, O'Bryant and others.

Early Notables of the O'Bryant family

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

O'Bryant Ranking

In the United States, the name O'Bryant is the 6,635th most popular surname with an estimated 4,974 people with that name. 2

Migration of the O'Bryant family

Some of the first settlers of this family name or some of its variants were: Edward Bryan, who settled in Virginia in 1652; Ann Bryan, who settled in Boston in 1744; Jane Bryan, who immigrated to Boston in 1745; John Bryan, who immigrated to Boston in 1765.


Contemporary Notables of the name O'Bryant (post 1700) +

  • Jimmy O'Bryant (1896-1928), American jazz clarinetist
  • Hugh D. O'Bryant (1813-1890), American politician, the first mayor of Portland, Oregon
  • Patrick Fitzgerald O'Bryant (b. 1986), American professional basketball player


  1. Smith, George (ed), Dictionary of National Biography. London: Smith, Elder & Co., 1885-1900. Print
  2. "What are the 5,000 Most Common Last Names in the U.S.?". NameCensus.com, https://namecensus.com/last-names/


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