Richard Adolf Zsigmondy

Richard Adolf Zsigmondy was an Austrian-born chemist. He was known for his research in colloids, for which he was awarded the Nobel Prize in chemistry in 1925, as well as for co-inventing the slit-ultramicroscope, and different membrane filters. The crater Zsigmondy on the Moon is named in his honour.

1 April 1865

Born on the same birth day (1 April): Alexander Yakovlev (engineer) • Amos Milburn • Andrew Vlahov • Don Hasselbeck • Edvard Drabløs • Gabe Davis • Jean-Henri d'Anglebert • Jonathan Haze • Paul Manafort • Phil Niekro • Vitor Belfort • Walter Mead (cricketer) • Whittaker Chambers • Álex Palou

Born in the same month (April 1865): Akseli Gallen-Kallela • Alfred Hoare Powell • Aliagha Shikhlinski • Charles Proteus Steinmetz • Charles W. Woodworth • Erich Ludendorff • Harry Chauvel • Jack Miner • Max Nettlau • Ursula Ledóchowska