- 1st running of SF's famed "Bay to Breakers" race (7.63 miles/12.3 km)
- The Republic of China is established.
- Boris Vladimirovich Gnedenko, Russian mathematician (d. 1995)
Kim Philby, British spy and Soviet mole who was a member of the "Cambridge Five", born in Ambala, Punjab, India (d. 1988)
- Victor Reuther, Wheeling WV, labor leader