Arpad Elo

Arpad Emmerich Elo was a Hungarian-American physics professor who created the Elo rating system for two-player games such as chess.

25 August 1903

Born on the same birth day (25 August): Andy McDonald (ice hockey) • Bernardo Rezende • Deanna Nolan • Des Renford • Emil Theodor Kocher • François de la Chaise • Jim Smith (cricketer, born 1906) • Jim Wallace, Baron Wallace of Tankerness • Martin Amis • Miro Cerar • Ruth Ann Swenson • Sanjeev Sharma • Sean Connery • Terminator X • Thea Astley • Tiina Intelmann • Tom Kiely • Vivek Razdan • Võ Nguyên Giáp • Yuri Mitsui

Born in the same month (August 1903): Bruno Bettelheim • Caroline Pafford Miller • Habib Bourguiba • James Gould Cozzens • Jerry Iger • Karl Hanke • Kostas Giannidis • Louis Leakey • Lucienne Boyer • Paul Horgan • Virginia Foster Durr • Ward Moore