Born in Vancouver, British Columbia, Henderson represented Canada U21 and U23 at soccer and additionally played junior professional ice hockey, before embarking on a career in rugby.
Henderson was signed by English side Pertemps Bees for the 2006-2007 season and made his debut as a substitute versus Sedgley Park.
Henderson left Pertemps Bees before the end of the campaign for personal reasons and did not return to England to continue his playing career.
Henderson currently has 3 full caps for Canada and has scored 2 tries, including one on his debut versus Japan.
Henderson returned to the international sevens setup for the first time since 2007 in December 2009 playing for a Maple Leaf Development VII in the Punta DEl Estes 7s in Uruguay.