- Feb 1 1st "March of Time" newsreel premieres at the Capitol
- Feb 1 James T Farrell finishes his "Studs Lonigan" trilogy
- Feb 2 Leonarde Keeler first uses his polygraph machine on criminals later convicted of assault on its findings in Portage, Wisconsin
- Feb 6 "Monopoly" board game goes on sale for 1st time
- Feb 6 1st election to allow women to vote in Turkey
Vinson US Champion
Feb 9 US female Figure Skating championship won by Maribel Vinson
- Feb 9 US male Figure Skating championship won by Robin Lee
- Feb 11 -11°F (-24°C), Ifrane, Morocco (African record low)
- Feb 11 1st US airplane flight with auto slung beneath fuselage, NY
Radar Demonstrated
Feb 12 First secret demonstration of radio signals detecting aircraft by Robert Watson-Watt and Arnold Wilkins at Daventry, England
- Feb 12 Great airship, USS Macon lost in a storm off Point Sur, California with the loss of two lives, with 64 people saved
- Feb 13 1st US surgical operation for relief of angina pectoris, Cleveland
- Feb 13 Bruno Hauptmann found guilty of kidnap & murder of Lindbergh infant. He proclaimed his innocence to the end.
- Feb 19 Clifford Odets' "Awake & Sing" premieres in NYC
- Feb 20 Dane Caroline Mikkelson is 1st woman to land on Antarctica
The Little Colonel
Feb 22 "The Little Colonel" premieres starring Shirley Temple, Lionel Barrymore and Bill Robinson, featuring famous stair dance with Hollywood's first interracial dance couple
- Feb 22 Airplanes are no longer permitted to fly over the White House
Luftwaffe Re-forms
Feb 26 Existence of re-formed German Luftwaffe revealed (banned in 1920 by Treaty of Versailles) with Reichsmarshall Hermann Göring as commander-in-chief
- Feb 26 RADAR (Radio Detection and Ranging) first demonstrated by Robert Watson-Watt and Arnold Wilkins at Daventry, England
Academy Awards
Feb 27 7th Academy Awards: "It Happened One Night", Clark Gable, and Claudette Colbert win
- Feb 28 Amsterdam Hotel of the Red Lion gets sidewalk permit
- Feb 28 Ladby Ship is discovered within a Viking grave on the island of Funen in Denmark by amateur archaeologist Poul Helweg Mikkelsen
- Feb 28 Wallace Carothers manufactures 1st nylon polymer
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists