- Oct 4 Marv Harshman, American College/Basketball HOF coach (Pacific Lutheran, Washington State Uni, Uni of Washington; Pac-10 Coach of the Year 1982, 84), born in Eau Claire, Wisconsin (d. 2013)
- Oct 5 Lew Worsham, American golfer (US Open 1947; Ryder Cup 1947), born in Pittsylvania County, Virginia (d. 1990)
- Oct 8 Danny Murtaugh, American baseball infielder (NL stolen base leader 1941 Philadelphia Phillies) and manager (World Series 1960, 71; Pittsburgh Pirates), born in Chester, Pennsylvania (d. 1976)
- Oct 9 Kusuo Kitamura, Japanese 1500m freestyle swimmer (Olympic gold 1932), born in Kōchi, Japan (d. 1996)
- Oct 17 Martin Donnelly, New Zealand cricket batsman (7 Tests, 1 x 100, 4 x 50, HS 206; Wellington, Canterbury) and rugby union centre (1 Test England 1947), born in Ngāruawāhia, New Zealand (d. 1999)
- Oct 20 Ken Cranston, English cricket all-rounder (8 Tests, 18 wickets, BB 4/12; Lancashire CCC), Liverpool, England (d. 2007)
- Oct 24 Marshall Goldberg, American College Football HOF back (Uni of Pittsburgh; All Pro, Pro Bowl 1941; Chicago Cardinals), born in Elkins, West Virginia (d. 2006)
- Oct 25 Lee MacPhail, American Baseball Hall of Fame executive (AL President 1974-83; Baltimore Orioles, NY Yankees), born in Nashville, Tennessee (d. 2012)
- Oct 27 Jack Plimsoll, South African cricket fast bowler (1 Test, BB 3-143; manager RSA team to England 1965), born in Kalk Bay, South Africa (d. 1999)
- Oct 29 Henry Carlsson, Swedish soccer (Olympic gold 1948), born in Falköping, Västra Götalands län, Sweden (d. 1999)
- Oct 30 Bobby Bragan, American baseball player, born in Birmingham, Alabama (d. 2010)
- Oct 30 Maurice Trintignant, French race car driver (Le Mans, 1954). and vintner, born in Sainte-Cécile-les-Vignes, France (d. 2005)
About October 1917
How Old? 106 years old
Generation: Greatest Generation
Leap Year: No