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Keith O'Neil

b. 1980

American football player

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About Keith O'Neil

Born 1980. Keith O'Neil is an American american football player.

Keith Daniel O'Neil (born August 26, 1980) is an American former professional football player who was a linebacker in the National Football League (NFL) for the Dallas Cowboys and Indianapolis Colts. He earned a Super Bowl ring with the Colts in Super Bowl XLI as they beat the Chicago Bears. He played college football for the Northern Arizona Lumberjacks.

Early life O'Neil attended Sweet Home High School, where he played linebacker. As a senior, he received second-team All-state, All-conference and All-Western New York honors. He also ran track and played lacrosse.

He accepted a football scholarship from Northern Arizona University.

Professional career Dallas Cowboys O'Neil was signed as an undrafted free agent by the Dallas Cowboys after the 2003 NFL draft. As a rookie, he registered 17 special teams tackles (second on the team).

In 2004, he remained a core special teams player (third on the team with 18 special teams) tackles and was the backup at weakside linebacker for Dexter Coakley.

On September 3, 2005, he was waived because the defense switched to a 3-4 alignment and he wasn't seen as a good fit for the new scheme.

Indianapolis Colts O'Neil was claimed off waivers by the Indianapolis Colts on September 5, 2005. That year he registered 18 special teams tackles.

In 2006, he was inactive for 5 games with a high ankle sprain, he later suffered two fractured ribs and a sprained knee. He posted 14 special teams tackles and played in Super Bowl XLI. On July 30, 2007, he was placed on the Physically unable to perform list recovering from a sports hernia surgery. He suffered a chest injury in the second preseason game against the Chicago Bears. On August 26, he was placed on the injured reserve list and was eventually released.

New York Giants On February 18, 2008, he was signed as a free agent by the New York Giants, after spending a year out of football. He decided to retire and was placed on the reserve/retired list on June 2.

NFL career statistics Legend Bold Career high

Regular season Year Team Games Tackles Interceptions Fumbles GP GS Cmb Solo Ast Sck TFL Int Yds TD Lng PD FF FR Yds TD 2003 DAL 15 0 14 11 3 0.0 0 0 0 0 0 0 0 0 0 0 2004 DAL 16 0 14 12 2 0.0 0 0 0 0 0 0 0 1 0 0 2005 IND 11 0 32 24 8 0.0 2 0 0 0 0 0 1 0 0 0 2006 IND 10 0 15 14 1 0.0 0 0 0 0 0 0 0 0 0 0 52 0 75 61 14 0.0 2 0 0 0 0 0 1 1 0 0

Playoffs Year Team Games Tackles Interceptions Fumbles GP GS Cmb Solo Ast Sck TFL Int Yds TD Lng PD FF FR Yds TD 2003 DAL 1 0 1 1 0 0.0 0 0 0 0 0 0 0 0 0 0 2005 IND 1 0 1 1 0 0.0 0 0 0 0 0 0 0 0 0 0 2006 IND 4 0 3 3 0 0.0 0 0 0 0 0 0 0 0 0 0 6 0 5 5 0 0.0 0 0 0 0 0 0 0 0 0 0

Personal O'Neil is the son of former NFL linebacker Ed O'Neil. O'Neil's brother Kevin, played football for Syracuse University. His brother-in-law Drew Haddad played wide receiver in the NFL. O’Neil has been diagnosed with bipolar disorder.

Publications

Books

Under My Helmet: A Football Player's Lifelong Battle with Bipolar Disorder, August 2017. .

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Important facts

Birth century
Nationality
Education
Sweet Home High School

People in Keith O'Neil's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Keith O'Neil's

Frequently asked questions

Who is Keith O'Neil?

American football player

When was Keith O'Neil born?

Keith O'Neil was born on 26 August 1980 in Rochester.

What is Keith O'Neil's occupation?

Keith O'Neil is an american football player.

What nationality is Keith O'Neil?

Keith O'Neil is American.

Sources & further reading

· Wikipedia: Keith O'Neil

· Wikidata: Q4032046

· DBpedia: Keith O'Neil

Cite this page

APA: Biography.guide. (2026). Keith O'Neil. https://biography.guide/keith-o-neil/

MLA: "Keith O'Neil." Biography.guide, https://biography.guide/keith-o-neil/.

Chicago: "Keith O'Neil." Biography.guide. https://biography.guide/keith-o-neil/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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