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Dennehy Family History & Genealogy

710 biographies and 7 photos with the Dennehy last name. Discover the family history, nationality, origin and common names of Dennehy family members.

Dennehy Last Name History & Origin

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History

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Name Origin

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Spellings & Pronunciations

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Nationality & Ethnicity

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Famous People named Dennehy

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Early Dennehies

These are the earliest records we have of the Dennehy family.

Bertha Dennehy was born on June 11, 1876, and died at age 101 years old in February 1978.
Julia Dennehy of Hingham, Plymouth County, MA was born on December 15, 1879, and died at age 87 years old on January 15, 1967.
David Dennehy of New York, New York County, NY was born on November 24, 1880, and died at age 86 years old in October 1967.
Daniel Dennehy of Forest Hills, Queens County, NY was born on May 26, 1881, and died at age 85 years old in July 1966.
Elsie Dennehy of Texas was born on August 30, 1882, and died at age 83 years old in August 1965.
Edward Dennehy of Dallas, Dallas County, Texas was born on February 19, 1883, and died at age 86 years old in March 1969.
Frank Dennehy of Ohio was born on May 23, 1883, and died at age 80 years old in October 1963.
Edmond Dennehy of Mountain Home, Baxter County, Arkansas was born on August 5, 1883, and died at age 85 years old in March 1969.
Thomas Dennehy of Illinois was born on November 25, 1883, and died at age 79 years old in February 1963.
Marie Dennehy of New York, New York County, NY was born on March 17, 1883, and died at age 90 years old in November 1973.
James Dennehy of Chicago, Cook County, Illinois was born on December 18, 1884, and died at age 86 years old in May 1971.
William Dennehy of New York was born on January 7, 1884, and died at age 79 years old in February 1963.

Dennehy Family Photos

Discover Dennehy family photos shared by the community. These photos contain people and places related to the Dennehy last name.

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Dennehy Family Tree

Discover the most common names, oldest records and life expectancy of people with the last name Dennehy.

Most Common First Names

Updated Dennehy Biographies

Brian Manion Dennehy
Born in Connecticut and dying in Connecticut, he spent his school years on Long Island, NY. Brian attended college at Columbia University, where he majored in history, played football and rugby, and was a member of Sigma Chi fraternity. He went on to get a grad degree from Yale in dramatic arts and then work for as a stockbroker for Merrill Lynch in their Manhattan office in the mid 1970s. But in 1977, Dennehy really moved into acting. His first film, "Bumpers", and his first tv film, "Johnny, We Hardly Knew Ye" both came out that year. A winner of one Golden Globe, two Tony Awards and a recipient of six Primetime Emmy Award nominations, he performed on stage, screen, and tv. He married twice and had 5 children.
Nora (Cosgriff) Dennehy was born in 1897 to Ellen (Fitzgerald) Cosgriff and Thomas Cosgriff, and had siblings John Cosgriff, Patrick Cosgriff, Michael Thomas Cosgriff, Thomas Cosgriff, and Mary (Cosgriff) Dellar. She married John Dennehy, and had children Margaret Therese (Dennehy) Barrand and Helen Mary (Dennehy) Opie. Nora Dennehy died at age 78 years old on September 20, 1976 in Middle Park, Port Phillip City County, VIC Australia, and was buried at Melbourne General Cemetery College Cres, in Parkville, Melbourne City County. Family, friend, or fan, this family history biography is for you to remember Nora (Cosgriff) Dennehy.
Timothy M Dennehy of Pawtucket, Providence County, RI was born on February 21, 1902, and died at age 71 years old in March 1973.
John N Dennehy of Berlin, Hartford County, CT was born on May 8, 1919, and died at age 79 years old on December 1, 1998.
John F Dennehy of El Cajon, San Diego County, CA was born on April 12, 1927, and died at age 69 years old on July 30, 1996. John Dennehy was buried at Ft. Rosecrans National Cemetery Section CBC Row 5 Site 139 P.o. Box 6237, in San Diego.
John S Dennehy of Needham, Norfolk County, MA was born on February 4, 1922, and died at age 88 years old on April 21, 2010.
John Trd Dennehy of Oklahoma City, Oklahoma County, OK was born on November 10, 1927, and died at age 72 years old on December 13, 1999.
John J Dennehy of Charlestown, Suffolk County, MA was born on January 6, 1917, and died at age 81 years old on February 14, 1998.
John J Dennehy of Bridgeview, Cook County, Illinois was born on June 12, 1914, and died at age 69 years old in March 1984.
John P Dennehy of Glens Falls, Warren County, NY was born on December 14, 1919, and died at age 76 years old on April 24, 1996.
John J Dennehy of Hicksville, Nassau County, NY was born on January 17, 1904, and died at age 75 years old in November 1979.
Patrick J Dennehy of Butte, Silver Bow County, MT was born on December 1, 1914, and died at age 73 years old on June 9, 1988.
James Francis Dennehy of Aubrey, Denton County, Texas was born on January 3, 1962, and died at age 44 years old on May 10, 2006.
James J Dennehy of Clifton, Passaic County, NJ was born on August 24, 1918, and died at age 78 years old on January 30, 1997.
Richard D Dennehy of Hyde Park, Suffolk County, MA was born on April 20, 1926, and died at age 68 years old on April 30, 1994.
Richard R Dennehy of Mansfield, Bristol County, MA was born on December 18, 1914, and died at age 65 years old in September 1980.
Richard G Dennehy of San Antonio, Bexar County, Texas was born on January 7, 1907, and died at age 80 years old in June 1987.
Richard E Dennehy of Peebles, Adams County, Ohio was born on May 1, 1925, and died at age 61 years old in October 1986.
Cornelius P Dennehy of Somerville, Middlesex County, MA was born on August 2, 1910, and died at age 82 years old on April 29, 1993.
Cornelius J Dennehy of Bronx, Bronx County, NY was born on September 19, 1909 in Irish Free State, and died at age 63 years old on January 30, 1973. Cornelius Dennehy was buried at Long Island National Cemetery Section 3C Site 888 2040 Wellwood Avenue, in Farmingdale.

Popular Dennehy Biographies

Brian Manion Dennehy
Born in Connecticut and dying in Connecticut, he spent his school years on Long Island, NY. Brian attended college at Columbia University, where he majored in history, played football and rugby, and was a member of Sigma Chi fraternity. He went on to get a grad degree from Yale in dramatic arts and then work for as a stockbroker for Merrill Lynch in their Manhattan office in the mid 1970s. But in 1977, Dennehy really moved into acting. His first film, "Bumpers", and his first tv film, "Johnny, We Hardly Knew Ye" both came out that year. A winner of one Golden Globe, two Tony Awards and a recipient of six Primetime Emmy Award nominations, he performed on stage, screen, and tv. He married twice and had 5 children.
Nora (Cosgriff) Dennehy was born in 1897 to Ellen (Fitzgerald) Cosgriff and Thomas Cosgriff, and had siblings John Cosgriff, Patrick Cosgriff, Michael Thomas Cosgriff, Thomas Cosgriff, and Mary (Cosgriff) Dellar. She married John Dennehy, and had children Margaret Therese (Dennehy) Barrand and Helen Mary (Dennehy) Opie. Nora Dennehy died at age 78 years old on September 20, 1976 in Middle Park, Port Phillip City County, VIC Australia, and was buried at Melbourne General Cemetery College Cres, in Parkville, Melbourne City County. Family, friend, or fan, this family history biography is for you to remember Nora (Cosgriff) Dennehy.
Edward Dennehy was in a relationship with Hannah (Manion) Dennehy, and has children Brian Manion Dennehy, Edward Dennehy Jr, and Michael Dennehy. Family, friend, or fan, this family history biography is for you to remember Edward Dennehy.
Helen Margaret Dennehy of Burw Australia was born on November 28, 1942 to Rosalind Helen May Stone and Walter Richard Dennehy. She had a brother Ian Dennehy. Helen Dennehy died at age 18 years old in 1960 in Burw.
Hannah (Manion) Dennehy was in a relationship with Edward Dennehy, and has children Brian Manion Dennehy, Edward Dennehy Jr, and Michael Dennehy. Family, friend, or fan, this family history biography is for you to remember Hannah (Manion) Dennehy.
Family, friend, or fan, this family history biography is for you to remember John Dennehy.
Margaret Therese (Dennehy) Barrand was born on October 23, 1935 to Nora (Cosgriff) Dennehy and John Dennehy, and had a sister Helen Mary (Dennehy) Opie. She married Eric Barrand, and died at age 77 years old on February 9, 2013. Margaret Barrand was buried on February 19 at Springvale Crematorium in Springvale, Greater Dandenong City County, VIC Australia. Family, friend, or fan, this family history biography is for you to remember Margaret Therese (Dennehy) Barrand.
Family, friend, or fan, this family history biography is for you to remember Michael Dennehy.
John Dennehy of Maplewood, Essex County, NJ was born on August 16, 1892, and died at age 79 years old in July 1972.
Family, friend, or fan, this family history biography is for you to remember Edward Dennehy Jr.
Helen Mary (Dennehy) Opie was born on January 21, 1937 to Nora (Cosgriff) Dennehy and John Dennehy, and had a sister Margaret Therese (Dennehy) Barrand. Helen Opie died at age 82 years old on January 26, 2019. Family, friend, or fan, this family history biography is for you to remember Helen Mary (Dennehy) Opie.
Family, friend, or fan, this family history biography is for you to remember Ian Dennehy.
John N Dennehy of Berlin, Hartford County, CT was born on May 8, 1919, and died at age 79 years old on December 1, 1998.
Andrew T Dennehy of Pawtucket, Providence County, RI was born on September 5, 1900, and died at age 75 years old in January 1976.
Frances A Dennehy of Worcester, Worcester County, MA was born on February 9, 1911, and died at age 85 years old on February 21, 1996.
Thomas F Dennehy of Charlestown, Suffolk County, MA was born on August 9, 1923, and died at age 70 years old on August 20, 1993.
Walter Richard Dennehy of Australia. Family, friend, or fan, this family history biography is for you to remember Walter Richard Dennehy.
Mildred Dennehy of Plymouth, Plymouth County, MA was born on September 15, 1902, and died at age 73 years old in June 1976.
Winifred Dennehy of Revere, Suffolk County, MA was born on August 6, 1907, and died at age 63 years old in September 1970.
Francis J Dennehy of Hudson, Middlesex County, MA was born on July 6, 1907, and died at age 89 years old on July 23, 1996.

Dennehy Death Records & Life Expectancy

The average age of a Dennehy family member is 73.0 years old according to our database of 699 people with the last name Dennehy that have a birth and death date listed.

Life Expectancy

73.0 years

Oldest Dennehies

These are the longest-lived members of the Dennehy family on AncientFaces.

Ellen Dennehy of Somerville, Middlesex County, MA was born on October 29, 1885, and died at age 101 years old in March 1987.
101 years
Bertha Dennehy was born on June 11, 1876, and died at age 101 years old in February 1978.
101 years
Julia Dennehy of High Point, Guilford County, NC was born on August 23, 1911, and died at age 99 years old on May 24, 2011.
99 years
Catherine Dennehy of Flushing, Queens County, NY was born on July 12, 1910, and died at age 99 years old on June 6, 2010.
99 years
Thomas F Dennehy of North Kingstown, Washington County, RI was born on April 20, 1907, and died at age 97 years old on April 15, 2005.
97 years
Esther Dennehy of New York, New York County, NY was born on April 3, 1908, and died at age 97 years old on March 30, 2006.
97 years
Mary Dennehy of Burlington, Middlesex County, MA was born on May 31, 1888, and died at age 97 years old in April 1986.
97 years
Lois G Dennehy of Kailua, Honolulu County, HI was born on August 19, 1901, and died at age 98 years old on August 21, 1999.
98 years
Louise E Dennehy of Braintree, Norfolk County, MA was born on February 26, 1895, and died at age 96 years old in January 1992.
96 years
Winifred Dennehy of Jenkintown, Montgomery County, PA was born on July 20, 1899, and died at age 96 years old on April 2, 1996.
96 years
Ellen Dennehy of Sacramento, Sacramento County, CA was born on December 2, 1907, and died at age 96 years old on February 17, 2004.
96 years
Helen E Dennehy of North Royalton, Cuyahoga County, OH was born on October 30, 1891, and died at age 96 years old on October 26, 1988.
96 years
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