Bob Alan Estes (born February 2, 1966) is an American professional golfer who plays on the PGA Tour Champions.

[3] Estes had four PGA Tour victories between 1994 and 2002, and he has been in the top 20 of the Official World Golf Ranking.

Estes follows a strict physical conditioning routine that includes weightlifting, agility exercises, diet and short-distance wind sprints.

[4] In 2011, Estes was recovering from a wrist injury, but still managed to make 12 starts on the PGA Tour.

After making the FedEx Cup in 2012, Estes only made two starts in 2013, missing the cut in Las Vegas and finishing T10 at Mayakoba.