Keith O’Neil is a former NFL linebacker with the Dallas Cowboys, Indianapolis Colts, and the New York Giants. Born in Rochester, Michigan, Keith is the son of Ed O’Neil who was an All-American linebacker at Penn State and a first round draft pick in the 1974 NFL Draft.

Keith attended Northern Arizona University where he was a four-year letterman and three-year starter and first-team All-Big Sky choice as a junior and senior, and earned All-American honors. After being signed by the Dallas Cowboys, Keith played in the NFL with a undiagnosed bipolar disorder that was only diagnosed after he retired from the game. He finished his second season with the Colts with a Super Bowl ring.

Keith founded the 4th and Forever Foundation to inspire and assist individuals challenged with mental illness. 4th and Forever also works to fund research, raise mental health awareness, and to de-stigmatize the struggle with mental illness.

Keith is also is currently busy writing a book and hosting speaking engagements to audiences in the sports, faith, and mental health communities.