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Grennon Family History & Genealogy

80 biographies and 1 photos with the Grennon last name. Discover the family history, nationality, origin and common names of Grennon family members.

Grennon 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 Grennon

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Early Grennons

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

Blanche Grennon of Galt, Sacramento County, California was born on August 17, 1884, and died at age 89 years old in August 1973.
John Grennon of Galt, Sacramento County, California was born on July 7, 1884, and died at age 86 years old in January 1971.
Napoleon Grennon of Massachusetts was born on March 13, 1886, and died at age 77 years old in March 1963.
Louise Grennon of Chicago, Cook County, Illinois was born on October 30, 1887, and died at age 81 years old in March 1969.
William Grennon of Troy, Albany County, NY was born on August 10, 1888, and died at age 91 years old in September 1979.
Sada M Grennon was born on July 1, 1889, and died at age 97 years old in November 1986. Family, friend, or fan, this family history biography is for you to remember Sada M Grennon.
William Grennon of Hyattsville, Prince Georges County, Maryland was born on June 25, 1892, and died at age 85 years old in June 1977.
Charles Grennon of Troy, Rensselaer County, NY was born on February 12, 1892, and died at age 83 years old in November 1975.
William E Grennon of Newtown, Fairfield County, CT was born on September 16, 1897, and died at age 92 years old on May 3, 1990.
Leroy Grennon of Fort Lauderdale, Broward County, Florida was born on March 5, 1898, and died at age 78 years old in April 1976.
Arthur Grennon of Ridgeville, Randolph County, IN was born on April 9, 1900, and died at age 79 years old in December 1979.
Henry Grennon was born on November 17, 1900, and died at age 41 years old in November 1941. Family, friend, or fan, this family history biography is for you to remember Henry Grennon.

Grennon Family Members

Grennon Family Photos

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

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Grennon Family Tree

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

Most Common First Names

Updated Grennon Biographies

John G Grennon of South Hadley, Hampshire County, MA was born on March 24, 1917, and died at age 78 years old on November 27, 1995.
Arthur Elias Grennon of Dayton, Montgomery County, OH was born on September 22, 1902, and died at age 67 years old on April 4, 1970. Arthur Grennon was buried at Dayton National Cemetery Section 14 Row 5 Site 2 Va Medical Center - 4100 West Third Street, in Dayton.
Natalie A Grennon of TX was born circa 1972. Family, friend, or fan, this family history biography is for you to remember Natalie A. (Martinez) Grennon.
Michael J Grennon of Waller County, TX was born circa 1971. Family, friend, or fan, this family history biography is for you to remember Michael J. Grennon.
Sherry L Grennon of Waller County, TX was born circa 1956. Family, friend, or fan, this family history biography is for you to remember Sherry L. (Barry) Grennon.
Michael J Grennon of Waller County, TX was born circa 1970. Family, friend, or fan, this family history biography is for you to remember Michael J. Grennon.
Robert A Grennon
Robert A Grennon of Troy, Rensselaer County, NY was born on June 24, 1937, and died at age 63 years old on October 9, 2000. Robert Grennon was buried in October 2000 at Elmwood Cemetery Elmwood Ct, in Wynantskill (Troy).
Margaret (Grennon) Mecke was born on December 13, 1915, and died at age 86 years old on March 16, 2002. Family, friend, or fan, this family history biography is for you to remember Margaret Grennon Mecke.
William Grennon of Hyattsville, Prince Georges County, Maryland was born on June 25, 1892, and died at age 85 years old in June 1977.
William J Grennon of Burtonsville, Montgomery County, MD was born on May 17, 1925, and died at age 73 years old on November 20, 1998.
Guy Michael Grennon of Eastlake, Lake County, Ohio was born on May 4, 1951, and died at age 59 years old on September 15, 2010.
John Grennon of Galt, Sacramento County, California was born on July 7, 1884, and died at age 86 years old in January 1971.
Blanche Grennon of Galt, Sacramento County, California was born on August 17, 1884, and died at age 89 years old in August 1973.
Craig V Grennon of California was born on January 6, 1967, and died at age 42 years old on November 15, 2009.
Vernis J Grennon of Portland, Multnomah County, OR was born on June 13, 1919, and died at age 86 years old on May 1, 2006.
Glenn Grennon of Rainier, Columbia County, Oregon was born on February 10, 1917, and died at age 63 years old in April 1980.
Ruth Grennon was born on June 12, 1910, and died at age 62 years old in May 1973. Family, friend, or fan, this family history biography is for you to remember Ruth Grennon.
Hazel M Grennon of Beltsville, Prince Georges County, MD was born on February 20, 1926, and died at age 62 years old on February 3, 1989.
Eugene Grennon of Wyandotte, Wayne County, Michigan was born on August 15, 1901, and died at age 73 years old in October 1974.
Leonard L Grennon of Monroe, Monroe County, MI was born on February 11, 1930, and died at age 64 years old on April 5, 1994.

Popular Grennon Biographies

Margaret (Grennon) Mecke was born on December 13, 1915, and died at age 86 years old on March 16, 2002. Family, friend, or fan, this family history biography is for you to remember Margaret Grennon Mecke.
Robert A Grennon
Robert A Grennon of Troy, Rensselaer County, NY was born on June 24, 1937, and died at age 63 years old on October 9, 2000. Robert Grennon was buried in October 2000 at Elmwood Cemetery Elmwood Ct, in Wynantskill (Troy).
Albert J Grennon of Needham, Norfolk County, MA was born on April 30, 1910, and died at age 88 years old on April 23, 1999.
Kathleen P Grennon of South Hadley, Hampshire County, MA was born on January 23, 1921, and died at age 71 years old in February 1992.
Jeanne M Grennon of Ormond Beach, Volusia County, FL was born on September 24, 1927, and died at age 76 years old on January 29, 2004.
Mary Grennon of Niagara Falls, Niagara County, NY was born on April 4, 1908, and died at age 77 years old in September 1985.
Theresa Grennon of Philadelphia, Philadelphia County, PA was born on May 3, 1910, and died at age 90 years old on December 26, 2000.
Ernest Grennon of Albany, Albany County, NY was born on November 15, 1915, and died at age 63 years old in June 1979.
Leroy Grennon of Fort Lauderdale, Broward County, Florida was born on March 5, 1898, and died at age 78 years old in April 1976.
John W Grennon of Sanborn, Niagara County, NY was born on January 18, 1902, and died at age 88 years old on December 5, 1990.
Sada M Grennon was born on July 1, 1889, and died at age 97 years old in November 1986. Family, friend, or fan, this family history biography is for you to remember Sada M Grennon.
Carolyn A Grennon of West Sand Lake, Rensselaer County, NY was born on June 23, 1940, and died at age 67 years old on July 10, 2007.
Ruth Grennon was born on June 12, 1910, and died at age 62 years old in May 1973. Family, friend, or fan, this family history biography is for you to remember Ruth Grennon.
Alice Grennon of Boston, Suffolk County, MA was born on September 28, 1905, and died at age 61 years old in July 1967.
Salina M Grennon of Port Orange, Volusia County, FL was born on March 1, 1905, and died at age 105 years old on March 19, 2010.
William Grennon of Hyattsville, Prince Georges County, Maryland was born on June 25, 1892, and died at age 85 years old in June 1977.
Katherine Grennon of Middlebury, Addison County, VT was born on May 9, 1931, and died at age 55 years old in January 1987.
Natalie A Grennon of TX was born circa 1972. Family, friend, or fan, this family history biography is for you to remember Natalie A. (Martinez) Grennon.
Marilyn F Grennon of Troy, Rensselaer County, NY was born on July 7, 1942, and died at age 66 years old on November 15, 2008.
Hilda M Grennon of Bradford, McKean County, PA was born on February 22, 1911, and died at age 96 years old on December 9, 2007.

Grennon Death Records & Life Expectancy

The average age of a Grennon family member is 74.0 years old according to our database of 76 people with the last name Grennon that have a birth and death date listed.

Life Expectancy

74.0 years

Oldest Grennons

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

Margaret Grennon of Glasgow, Valley County, Montana was born on January 15, 1904, and died at age 105 years old on April 7, 2009.
105 years
Salina M Grennon of Port Orange, Volusia County, FL was born on March 1, 1905, and died at age 105 years old on March 19, 2010.
105 years
Sada M Grennon was born on July 1, 1889, and died at age 97 years old in November 1986. Family, friend, or fan, this family history biography is for you to remember Sada M Grennon.
97 years
Hilda M Grennon of Bradford, McKean County, PA was born on February 22, 1911, and died at age 96 years old on December 9, 2007.
96 years
David Grennon of Millville, Cumberland County, NJ was born on March 7, 1905, and died at age 94 years old on August 3, 1999.
94 years
William E Grennon of Newtown, Fairfield County, CT was born on September 16, 1897, and died at age 92 years old on May 3, 1990.
92 years
William Grennon of Troy, Albany County, NY was born on August 10, 1888, and died at age 91 years old in September 1979.
91 years
Helen C Grennon of Clifton Park, Saratoga County, NY was born on November 10, 1910, and died at age 91 years old on December 1, 2001.
91 years
Adele Grennon of East Setauket, Suffolk County, NY was born on August 28, 1915, and died at age 90 years old on December 29, 2005.
90 years
Theresa Grennon of Philadelphia, Philadelphia County, PA was born on May 3, 1910, and died at age 90 years old on December 26, 2000.
90 years
Albert J Grennon of Needham, Norfolk County, MA was born on April 30, 1910, and died at age 88 years old on April 23, 1999.
88 years
Blanche Grennon of Galt, Sacramento County, California was born on August 17, 1884, and died at age 89 years old in August 1973.
88 years
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