Jeff Phillips may refer to: Jeff Phillips (singer), Australian TV personality, musical theatre actor and pop singer Jeff Daniel Phillips, actor from the GEICO "caveman" commercials Jeff Phillips (trainer), American fitness trainer and actor Jeff "Big Juicy Papa" Phillips, saxophone player from the band Johnny and the Moon Jeff Phillips (skateboarder), American professional skateboarder Jeff Phillips (sprinter), American sprinter and champion at the 1982 USA Outdoor Track and Field Championships Jeff Phillips, financial advisor and candidate for the U.S. House of Representatives in North Carolina in 2010