Egner is a German surname. Notable people with the surname include:
Fritz Egner (born 1949), German broadcaster Marie Egner (1850–1940), Austrian painter Peter Egner (1922–2011), Holocaust perpetrator Philip Egner (1870–1956), United States military bandmaster Thorbjørn Egner (1912–1990), Norwegian playwright, songwriter and illustrator
See also Eğner, a village in Turkey Eggner's Ferry Bridge, a bridge in Kentucky Eggner Trio, a piano trio from Vienna, Austria