Colin Powell | Colin Farrell | Colin Firth | Colin Baker | Colin James | Colin Davis | Colin Meloy | Colin McCahon | Colin Friels | Jean-Claude Colin | Colin Wilson | Colin Todd | Colin Dexter | Colin Mawby | Colin Jackson | Colin Hanks | Colin Blakemore | Sir Colin Campbell | Colin Welland | Colin Montgomerie | Colin Mochrie | Colin McRae: Dirt 2 | Colin Mackenzie | Colin Lee | Colin Charvis | Colin Chapman | Colin Campbell, 1st Baron Clyde | Colin Camerer | Colin | T. Colin Campbell |
Notable descendents of Robert Henry Guinn include Leland A. Guinn, Architect, of Longview, Texas, whose contributions include portions of the Kilgore College campus; as well as Colin Guinn, contestant on The Amazing Race 5.