- Oct 1 United Dutch Diamond workers get 8-hr day
- Oct 4 1st escalator installed on the London Underground at Earl's Court Station
- Oct 5 Italian troops occupy Tripoli
- Oct 6 Beatrix van Rijk becomes 1st licensed Dutch woman pilot
Wuchang Uprising
Oct 10 Chinese revolutionaries begin an armed rebellion against the ruling Qing dynasty in Wuchang, causing the Viceroy of Huguang to flee the city (Taiwan National Day)
PM Robert Borden
Oct 10 Robert Borden becomes the 8th Prime Minister of Canada
- Oct 10 The KCR East Rail commences service between Kowloon and Canton.
Helen Hayes Theater
Oct 20 Helen Hayes Theater (Folies Bergere) opens at 210W 46th St, NYC
Amundsen Races to South Pole
Oct 20 Norwegian Roald Amundsen sets out a race to the South Pole
- Oct 21 Manitoba, Saskatchewan & Alberta Unions form Western Canada Rugby Football Union
- Oct 21 RS Hichens & M Hudsons "Garden of Allah" premieres in NYC
Italo-Turkish War
Oct 23 1st aerial reconnaissance mission is flown by an Italian pilot over Turkish lines during the Italo-Turkish War
Terra Nova Expedition
Oct 24 Captain Robert Falcon Scott's expedition leaves Cape Evans for South Pole
Wright's Glider Record
Oct 24 Orville Wright remains in the air for 9 minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina, setting a new world record that stands for 10 years
- Oct 25 London's last horse drawn omnibus made its way from London Bridge Station to Moorgate
- Oct 26 Baseball World Series: Philadelphia A's rout NY Giants, 13-2 at their Shibe Park home to clinch 4-2 series win and retain championship
- Oct 28 Bill Dobbie of Calgary Tigers kicks 10 singles in a game
- Oct 30 Clark Griffith is named manager of Washington Senators
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists