Brennan records on Ancestry

Ancestry is a major source of information if you are filling out your Brennan family tree. Many large databases are available to search covering from births, deaths and marriages, military records, census records and immigration records with many other smaller collections too. Free trials are normally available and are a good way to fill out a lot of your tree quickly.

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Australia Australian records search results for the Brennan family.

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Origins and History


New to Family History? Check out our Getting Started page. Check out House Of Names to investigate the origins of the Brennan surname or get a copy of the Brennan family Crest (a great gift idea!).


Sometimes you can run into a brick wall in your tree and you just don't have enough evidence to make that next step back in time. A DNA test can sometimes help to make a link to a particular family name if you find you share common DNA with people who have the same or similar surnames as each other. If you are lucky then you may get a match within a few generations and discover some Brennan ancestors. Additionally, the modern DNA test can give you a breakdown of your ethnic mix - you may be surprised at the results!

Unlock your DNAHave you reached a brick wall in your Brennan Tree?

Visit our Brennan DNA page to find out more.

Birth, Death and Marriage Records for the Brennan Family History

Birth, Death and Marriage records are often the best method of making the links to the Brennan Genealogy that will form part of your family tree. Although records vary from country to country, they are normally the most formal record of a person's relations. From the sources below you will be able to find a birth record and, from that, a birth certificate can be ordered which lists the names of the mother and father, taking you back another generation in your tree. A marriage certificate may also list the names of the respective fathers of the bride and groom which may then help you to find them earlier in life on a census record enabling you to fill out more detail in the Brennan family tree.

Check out Brennan Parish Records at Find My Past.

Look at the UK registered births, marriages and deaths of the Brennan family using the FreeBMD database.

Search Genealogy BankGenealogy Bank for Brennan family records.

Study MyHeritage for Brennan family data.

Explore the LDS Database for records of the Brennan family.

Research the Brennan surname using fold3 Military Archives and view images of original Brennan Military records.

ukDid you know that there are currently 15516 people with the Brennan surname in the UK? Brennan is now ranked number 359 for popularity in the UK.

Brennan Genealogy Databases

Investigate WikiTree for user contributed Brennan family records. Collaboration is encouraged so that accuracy of Brennan data can be verified or corrected by other users.

Search MyTrees for information on the Brennan family and people looking to contact living Brennan relations.

Check out GENi for Brennan family records.

Study One Great Family for Brennan records submitted by people who are already researching the Brennan Genealogy .

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Brennan Forums

Research the Brennan surname using forums .

ukDid you know that there are currently 48612 people with the Brennan surname in the USA? Brennan is ranked number 141 for popularity in the USA.

Miscellaneous Brennan Databases

Study the Ellis Island Database for information on the Brennan family. This database contains over 25 million immigration records detailing passengers arriving in the United States of America.

Use the Surname Map project to look at the current distribution of the Brennan surname in the United Kingdom, France, Germany, Spain, Italy and Romania.

Some Famous People with the surname of Brennan

Wikipedia John G.
Wikipedia M?ire Philomena N? Bhraon?in (), better known as M?ire Brennan or Moya Brennan (born 4 August 1952, Gweedore, County Donegal), is a Grammy Award-nominated Irish folksinger, songwriter, harpist and philanthropist.
Wikipedia Walter Brennan (July 25, 1894 ? September 21, 1974) was an American actor.
Wikipedia Joseph Edward Brennan (born November 2, 1934) is an American Democratic Party politician from Maine.
Wikipedia Terrance Casey Brennan (August 11, 1948) is an American comic book writer and memoirist.
Wikipedia Sir Francis Gerard Brennan, AC, KBE, QC (born 22 May 1928), is an Australian lawyer, judge and 10th Chief Justice of Australia.
Wikipedia Christopher John Brennan (1 November 1870 ? 5 October 1932) was an Australian poet and scholar.
Wikipedia Joseph Brennan (14 February 1912 ? 13 July 1980) was a senior Irish Fianna F?il Party politician.
Wikipedia Louis Brennan (28 January 1852 ? 17 January 1932) was an Irish-Australian mechanical engineer and inventor.
Wikipedia Joseph Charles Brennan VC (August 1818 ? 24 September 1872) was an English recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the face of the enemy that can be awarded to British and Commonwealth forces.
Wikipedia Peter Joseph Brennan (May 24, 1918 - October 2, 1996) was United States Secretary of Labor under Presidents Nixon and Ford.
Wikipedia Seamus Anthony "Shay" Brennan (6 May 1937 - 9 June 2000) born in Manchester, England; was a Mancunian born Irish football player in the 1960s.
Wikipedia Eileen Brennan (born September 3, 1932) is an American actress of film, television, and theater.
Wikipedia Tom Brennan is a radio and television sportscaster and former men's basketball head coach, most notably at the University of Vermont from 1986 to 2005.
Wikipedia Joseph R.
Wikipedia Jim Brennan (born May 8, 1977 in Toronto, Ontario) is a Canadian soccer player who currently plays for Toronto FC in Major League Soccer.
Wikipedia Paul Brennan is a traditional musician from County Down, Northern Ireland who has lived in London for a number of years.
Wikipedia Kathleen Brennan was born in Johnsburg, Illinois, as noted by her husband and musical collaborator Tom Waits, in the song of the same name.
Wikipedia Kip Brennan (born on August 27, 1980 in Kingston, Ontario, Canada) is a hockey player currently playing for the Springfield Falcons of the American Hockey League.
Wikipedia Owen Edward Brennan (April 5, 1910 ? November 4, 1955) was a New Orleans, Louisiana, restaurateur and founder of Brennan's Restaurant in the French Quarter.
Wikipedia Joseph Brennan (1887?1963) was a senior Irish civil servant born in Bandon, County Cork, Ireland on 18 November, 1887.
Wikipedia Donald Vincent Brennan (10 February, 1920 ? 9 January, 1985) was an English cricketer who played in 2 Tests in 1951.
Wikipedia Robert Emmet Brennan (born 1944) was an American businessman who built the infamous penny stock brokerage firm, First Jersey Securities.
Wikipedia Michael Brennan OAM (born 15 October 1975 in Toowoomba, Queensland) is a field hockey midfielder from Australia, who was a member of the team that won gold at the 2004 Summer Olympics in Athens.
Wikipedia Brian Michael Brennan (born February 15, 1962 in Bloomfield, Michigan) is a former professional American football player who was selected by the Cleveland Browns in the fourth round of the 1984 NFL Draft.
Wikipedia Michael Brennan (died 6 October 1970) was an Irish politician who served as a Teachta D?la (TD) for fifteen years for the Roscommon constituency.
Wikipedia Maeve Brennan (1917?1993), was an Irish short story writer and journalist.
Wikipedia Eddie Brennan (born 2 October, 1978) is an Irish sportsperson.
Wikipedia Jared Brennan (born 28 July 1984) is an Australian rules footballer in the Australian Football League.
Wikipedia Brian Anthony Brennan (born October 4, 1943) is a Canadian journalist, broadcaster, musician, and writer who specializes in books about the colourful personalities of Western Canada's past.
Wikipedia Margaret Brennan is a news anchor for Bloomberg Television, a subsidiary of Bloomberg, L.
Wikipedia Stephen Brennan (born March 20, 1983 in Dublin) is an Irish professional football player who currently plays for Bray Wanderers.
Wikipedia Denis Brennan (born June 20 1945) in Enniscorthy, County Wexford) is an Irish Catholic bishop.
Wikipedia Bill Brennan (June 23, 1893 ? June 15, 1924) was an American boxer who fought and lost to World Heavy Weight Champion Jack Dempsey twice.
Wikipedia Nickey Brennan (born 3 December, 1953 in Conahy, County Kilkenny) is a retired Irish sportsperson.
Wikipedia Jim Brennan (alternately "Jack Brennan") was a Major League Baseball player in the late 19th century.
Wikipedia Christine Brennan (born May 14, 1958, in Toledo, Ohio) is a American sports columnist, TV and radio commentator and best-selling author.
Wikipedia John V.
Wikipedia John Calder Brennan (November 19, 1908?? February 6, 1996), a Laurel, Maryland historian, retired as a personnel specialist for the Federal Reserve.
Wikipedia Thomas E.
Wikipedia Thomas Brennan (July 1853 ? 19 December 1912), born in Beauparc, County Meath, was a founder and joint first secretary of the Irish National Land League.
Wikipedia Douglas "Doug" Brennan (born January 10, 1905, date of death unknown) was a Canadian professional hockey defenceman for the New York Rangers of the NHL.
Wikipedia Francis John Joseph Brennan (May 7, 1894?July 2, 1968) was an American Cardinal of the Roman Catholic Church.
Wikipedia Ger Brennan is an Irish Gaelic footballer who plays for Dublin and St Vincents.
Wikipedia Philip Brennan (1983 -)is a Hurling player for Dublin and O'Tooles GAC.
Wikipedia John Joseph Brennan (1913 ? 1976), usually known as John Brennan, was a Irish politician.
Wikipedia Trevor Brennan (born 22 September, 1973, Leixlip, Ireland) is a former rugby union player for Barnhall, Bective Rangers, St Marys College RFC, Leinster Rugby, Stade Toulousain and Ireland; being capped 13 times.
Wikipedia Francis (Frank) Brennan (1873 ? 6 November 1950) was an Australian lawyer and Australian Labor Party politician.
Wikipedia Richard John Brennan (born November 26, 1972 in Schenectady, New York) is a professional ice hockey Defenceman currently playing for the HC TWK Innsbruck.
Wikipedia Damien Brennan (born August 30 1980 in Dublin, Republic of Ireland) is an Irish footballer who currently plays for FAI League of Ireland First Division club Shelbourne.
Wikipedia Frank Brennan (23 April 1924 ? 5 March 1997) was a Scottish football player.
Wikipedia T.
Wikipedia Kieran Brennan (born 1957) is a former Irish sportsperson.
Wikipedia Micka Brennan was an Irish sportsperson.
Wikipedia Peter Joseph "Pete" Brennan (born September 23, 1936 in Brooklyn, New York) is a retired American basketball player.
Wikipedia Fran Brennan is a former Irish soccer player.
Wikipedia Alastair Brennan (born in Paisley, Scotland) is a retired ice hockey player who played in Scotland and for the Great Britain national ice hockey team.
Wikipedia William Patrick "Billy" Brennan (born in Paisley, Scotland) is a retired ice hockey player who played in Scotland and for the Great Britain national ice hockey team.
Wikipedia Mick 'Cloney' Brennan is a retired Irish sportsperson.
Wikipedia Norman Brennan is a former British Transport Police officer and Londoner.
Wikipedia John Wolf Brennan (b.
Wikipedia J.
Wikipedia Joseph Patrick Brennan (10 September 1889 ? 4 May 1968) was an Irish Clann na Poblachta politician.
Wikipedia James Anthony Brennan (13 January 1916 ? 4 November 1965), better known as Tony Brennan, was an Irish sportsperson.
Wikipedia Scott Brennan (born 9 January 1983 in Hobart, Tasmania) is an Australian rower.
Wikipedia (Edward) Ned Brennan (1 August 1920 ? September 1988) was an Irish politician.
Wikipedia Barbara Ann Brennan (born 19 February 1939) is an American author, spiritual healer and businesswoman working mainly in the field of "energy healing".
Wikipedia Robert Brennan (1881 ? 12 November 1964) was an Irish writer, diplomat and a founder of the Irish Press newspaper.
Wikipedia Philip Brennan (born July 30, 1983 in Tulla, County Clare) is an Irish sportsperson.
Wikipedia Virgil Paul Brennan DFC, DFM (6 March 1920 ? 13 June 1943) was an Australian flying ace of the Second World War.
Wikipedia Canice Brennan is a former Kilkenny hurler who played with Conahy Shamrocks and the Kilkenny intercounty team.
Wikipedia Terrance Brennan (b.
Wikipedia Steve Brennan (? - July 2, 2009) was an Irish-born American reporter, journalist and editor of "The Hollywood Reporter", a major entertainment industry trade publication.
Wikipedia Andrew James Louis Brennan (December 14, 1877?May 23, 1956) was an American prelate of the Roman Catholic Church.
Wikipedia Rory Brennan (born 1945) is an Irish poet, born in Westport, County Mayo.