Zsigmondy is a Hungarian surname. Notable people with the surname include:
Adolf Zsigmondy (1816–1880), Hungarian-Austrian dentist Dénes Zsigmondy (1922–2014), Hungarian violinist Emil Zsigmondy (1861–1885), Austrian doctor and mountaineer Jenő Zsigmondy (1888–1930), Hungarian tennis player Karl Zsigmondy (1867–1925), Austrian mathematician Richard Adolf Zsigmondy (1865–1929), Austrian chemist, Nobel prizewinner 1925
See also Zsigmondy (crater) lunar crater named after Richard Adolf Zsigmondy Zsigmond