O'Neil Family History | Find Genealogy Records & Family Crest
O'Neil Genealogy & History
O'Neil is a surname of Irish origin. It indicates the bearer is a variation of Niall, which means champion. The O'Neil family history shows that this branch is descended from Niall Glundubh, also known as "Black Knee", who was the king of Ireland in the first century A.D. O'Neil genealogy indicates that the O'Neil family held the title of Earls of Tyrone. One branch of the family settled in County Clare. The Red Hand of Ulster is derived from the O'Neil family coat of arms. The first recorded spelling of this surname belongs to Domhnal O'Neill in the Ancient Annals of Ireland about 1000.
O'Neil Birth Records
| Name | Birth Date | Death Date | Location |
| Alice O'neil | -- --, 1902 | August 7,1998 | MA |
| Bernice O'neil | -- --, 1909 | July 31,2003 | CA |
| Camille O'neil | -- --, 1959 | February 7,2003 | CO |
| Danny O'neil | -- --, 1920 | May 20,2002 | GA |
O'Neil Death Records
| Name | Birth Date | Death Date | Location |
| Edward O'neil | -- --, 1930 | September 18,2002 | Grand Ledge,MI |
| Frederick O'neil | -- --, 1954 | January 26,2007 | Apache Junction,AZ |
| Gerald O'neil | -- --, 1933 | October 23,2004 | Stamford,CT |
| Hazel O'neil | -- --, 1922 | July 9,2005 | Palm Desert,CA |
O'Neil Marriage Records
| Name | Spouse | Marriage Date | Location |
| Owen O'Neil | Margaret Cronin | February 19,1881 | Cook, IL |
| Viola O'neil | Earl Marshall | January 17,1993 | Clark, NV |
| Nadine O'neil | Anthony Moore | July 4,2004 | Clark, NV |
| Paul O'neil | Amy Spero | November 28,1998 | MEDINA, OH |
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