Opdahl

Opdahl is a Norwegian surname that derives from Old Norse Uppdalr (uppi; "up" and dale;"valley"). Notable people with the surname include:


 * Andreas Lothe Opdahl (born 1964), Norwegian computer scientist and professor of Information Systems Development
 * Iren Opdahl (born 1974), Norwegian politician
 * Jacob Opdahl (1894–1938), Norwegian Olympic gymnast
 * Nils Opdahl (1882–1951 ), Norwegian Olympic gymnast
 * Ørnulf Opdahl, (born 1944), Norwegian painter and educator
 * Einar Opdahl, resident of Entwistle, Alberta who found a diamond in the Pembina River
 * Johannes Opdahl, Norwegian carver who worked at the Nidaros Cathedral West Front