A Norwegian, Dutch and German surname, Waaler is primarily a Norwegian name. Variations in spelling of Waaler include Waal, Wal, Vanderwalle, Wahl and Wahler. In Norway the Waaler name is very popular. Within the United States the few locations for the Waaler name are New York and Michigan. Famous: Reidar Waaler (awarded the Congressional Medal of Honor during World War I and chief officer for Remington Rand Corp.), George Fredrik Waaler (pioneer forensic scientist in Norway), Erik Waaler (renown biologist in Norway) and Rolf Waaler (major economist in Norway).