Jeff Sperbeck, John Elway's longtime business partner, is in the hospital on life support ... following a horrific golf course accident over the weekend, TMZ Sports has learned.

He was 62. Elway, Sperbeck, their wives, and Elway’s son were leaving a post-Stagecoach Festival party in La Quinta, California on Saturday night when the accident occurred, as reported by TMZ.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck’s cause of death has been revealed. The longtime agent and friend of NFL legend John Elway reportedly died of blunt head trauma, the Riverside County Sheriff's Office told TMZ on ...

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck, friend and agent of former NFL quarterback John Elway, died of blunt head trauma suffered during a golf cart accident on April 26, according to a coroner's report described by TMZ ...

TMZ reported Wednesday that Elway was behind the wheel when Sperbeck fell off the vehicle and hit his head on asphalt at the private Madison Club community. John Elway (l.) and Jeff Sperbeck (r.) ...

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.