- 1st trade show at Atlantic City Convention Center (electric light)
- Chile and Peru sign the Treaty of Lima, finally resolving their border dispute from the War of the Pacific (1879–83). Chile keeps Arica and Peru regains Tacna.
French Championship Women's Tennis: Defending champion Helen Wills Moody beats Simonne Mathieu 6-3, 6-4
- French Championships Men's Tennis: René Lacoste wins his 3rd French title, beating fellow Frenchman Jean Borotra 6-3, 2-6, 6-0, 2-6, 8-6
- Chuck Barris, TV game show producer and host (Gong Show), born in Philadelphia, Pennsylvania (d. 2017)
- Howard Yanks, founder (Philadelphia folk festival)
- Werner Arber, Nobel Prize in Physiology or Medicine laureate
Actor and naval officer of World War II Douglas Fairbanks Jr (19) weds actress Joan Crawford (24) at St. Malachy in New York City