Reger is a German surname, derived from the Middle High German reiger, meaning "heron", likely referring to a tall thin person. Alternatively, the name may originally have meant a lively or restless person, from the Middle High German regen, meaning "to be moved or excited". The name may refer to: Elsa Reger (1870–1951), German writer, wife of Max Reger Erik Reger (1893–1954), German writer Fred C. Reger (1916–1994), American politician Janet Reger (1935–2005), British businesswoman John Reger (1931–2013), American football player Max Reger (1873–1916), German pianist, conductor and academic Karl Reger (1900–1973), German physicist and author (Karl E. Reger), brother to Martin Reger Martin Reger (1909–1980is), German physicist, brother to Karl Reger References German-language surnames