Events in Sport
- Oct 5 In an all-Russian boxing contest, Wladimir Klitschko beats Alexander Povetkin in 12 round unanimous points decision in Moscow to retain his WBA, WBO, IBF, IBO heavyweight titles
- Oct 5 New Zealand beats South Africa, 38-27 in Johannesburg to retain the Rugby Championship with an undefeated record; All Black flanker Liam Messam crosses for 2 tries
- Oct 6 Presidents Cup Golf, Muirfield Village GC: US wins for 5th successive time with an 18½–15½ victory over the International team
- Oct 12 Timothy Bradley defeats Juan Manuel Márquez to win the WBA Welterweight boxing title
- Oct 18 MLB National League Championship: St. Louis Cardinals beat Los Angeles Dodgers, 4 games to 2
- Oct 19 MLB American League Championship: Boston Red Sox beat Detroit Tigers, 4 games to 2
Event of Interest
Oct 27 German Red Bull driver Sebastian Vettel wins the Indian Grand Prix at the Buddh International Circuit to clinch his 4th straight F1 World Drivers Championship; 6th consecutive GP victory

Sebastian Vettel
Event of Interest
Oct 27 American Serena Williams wins her 4th season ending tennis title; beats Li Na of China 2–6, 6–3, 6–0 in the WTA Championship final in Istanbul, Turkey

Serena Williams

Li Na
- Oct 30 World Series Baseball: Boston Red Sox beat St Louis Cardinals, 6-1 in Game 6 at Fenway Park to win title; MVP: Boston slugger David Ortiz
Weddings in Sport
- Oct 5 Skateboarder and actor Bam Margera (34) weds Nicole Boyd in Reykjavík, Iceland
Wedding of Interest
Oct 5 Soccer player Abby Wambach (33) weds longtime partner Sarah Huffman (29) in Hawaii

Abby Wambach
Wedding of Interest
Oct 12 Olympic diving champion Greg Louganis (53) weds paralegal Johnny Chaillot in Malibu, California

Greg Louganis
- Oct 24 Country music singer-songwriter Ashley Monroe (27) weds MLB pitcher John Danks (28) at Blackberry Farm in Walland, Tennessee
Deaths in Sport
Bill Sharman
Oct 25 Bill Sharman, American basketball player, dies from complications from a stroke at 87

Bill Sharman