Kanō Jigorō

Kanō Jigorō was a Japanese educator, athlete, and the founder of judo. Along with ju-jutsu, judo was one of the first Japanese martial arts to gain widespread international recognition, and the first to become an official Olympic sport. Pedagogical innovations attributed to Kanō include the use of black and white belts, and the introduction of dan ranking to show the relative ranking among members of a martial art style. Well-known mottoes attributed to Kanō include "maximum efficiency minimal effort" and "mutual welfare and benefit" .

28 October 1860

Born on the same birth day (28 October): Caitlyn Jenner • Cornelius Jansen • David Warburton • Don Iverson • Francis Borgia • Gerry Anderson (broadcaster) • James Keelaghan • Jean-Marie Guyau • Julia Roberts • Karalyn Patterson • Kees Verkerk • Landon Curt Noll • Lenny Wilkens • Marie of Hesse-Kassel • Marie of the Incarnation (Ursuline) • Martin Škoula • Pierre Boivin • Stanislaus Kostka • Suzy Parker • Velimir Khlebnikov • Wayne Fontana • Wilhelm Anderson

Born in the same month (October 1860): Andrew Volstead • Elmer Ambrose Sperry • Frank Eaton • Henry Campbell Black • John D. Batten • Juliette Gordon Low • Leonidas Paraskevopoulos