Rigler or Riegler is a surname. It may refer to: Riegler Adam Riegler (born 1998), American child actor Alessandra Riegler (born 1961), Italian chess grandmaster Christoph Riegler (born 1992), Austrian footballer Claudia Riegler (snowboarder) (born 1973), snowboarder Claudia Riegler (skier) (born 1976), Austrian skier Elisabeth Riegler (born 1995), Austrian cyclist Franz Riegler (footballer, born 1915) (known as Bobby; 1915–1989), Austrian international footballer Franz Riegler (footballer, born 1922) (known as Franz Riegler II; 1922–1945), Austrian footballer who represented Germany internationally Jan Marc Riegler (born 1988), Austrian footballer Johann Riegler (1929–2011), Austrian international footballer
Rigler Cy Rigler (1882–1935), American baseball umpire and coach Eric Rigler, American player of the Uilleann pipes, Great Highland Bagpipes, and tin whistle Franz Paul Rigler (1747/1748–1796), Austrian piano virtuoso, composer, teacher and theorist Leo George Rigler (1896–1979), American radiologist Lloyd Rigler (1915–2003), American businessman and philanthropist
See also Rigler's sign, named for Leo George Rigler