Roger John Leonard Sumich (born November 12, 1955 in Whenuapai) is a retired cyclist from New Zealand, who represented his native country at the 1984 Summer Olympics. There he did not finish in the men's individual road race. Sumich won the bronze medal in the same event at the 1982 Commonwealth Games in Brisbane, Australia.He's of Croatian origin. Protestantism is one of the three major groupings (Catholicism, Orthodoxy, and Protestantism) within Christianity. It is a movement that began in central Europe in the early 16th century as a reaction against medieval Roman Catholic doctrines and practices.