In 2000 Derek Horton, in addition to his Olympic appearance in mountain biking, finished third in the Guam Road Race Championship. In 2011 he made an appearance after many years away from major races and competed in the Oceanic Championship Road Race, but did not finish. He then returned to the Olympic mountain biking event in 2012.
|2000 Summer||27||Sydney||Cycling||Men's Mountainbike, Cross-Country||Guam||GUM||AC||DNF (lap 2)|
|2012 Summer||39||London||Cycling||Men's Mountainbike, Cross-Country||Guam||GUM||42||lapped|
|2000 Summer||27||Sydney||Cycling||Guam||Final Standings||AC||DNF (lap 2)|
|2012 Summer||39||London||Cycling||Guam||Final Standings||42||lapped||1:02||42||17:57||47|