- Oct 1 Cliff Ronning, Canadian NHL center (1,137 NHL games; Vancouver Canucks, Nashville Predators), born in Vancouver, British Columbia
- Oct 2 Darren Cahill, Australian tennis player and coach (Andre Agassi, Lleyton Hewitt, Andy Murray, Simona Halep), born in Adelaide, South Australia
- Oct 2 Tom Moody, Australian cricket all-rounder, coach and broadcaster (8 Tests @ 32.57, 76 ODIs; coach Sri Lanka, WA, IPL), born in Adelaide South Australia
- Oct 4 Micky Ward, American boxer (WBU light welterweight champion 2000; famous Arturo Gatti fight trilogy), born in Lowell, Massachusetts
- Oct 4 Orlin Norrris, American boxer (WBA cruiserweight champion 1993-95), born in Lubbock, Texas
Mario Lemieux (58 years old)
Oct 5 Canadian Hockey Hall of Fame center, team owner (3-time NHL MVP, Pittsburgh Penguins owner), born in Montreal, Quebec
Patrick Roy (58 years old)
Oct 5 Canadian Hockey Hall of Fame goalie (4-time Stanley Cup, 3-time Vezina Trophy winner), born in Québec City, Québec
- Oct 5 Richey Reneberg, American tennis player (1995 Australian doubles), born in Phoenix, Arizona
- Oct 5 Trace Armstrong, American football defensive end (Pro Bowl 2000 Miami Dolphins), born in Bethesda, Maryland
- Oct 6 Ruben Sierra, Rio Piedras Puerto Rico, outfielder (NY Yankees)
- Oct 7 Juul Ellerman, Dutch soccer player (PSV, FC Twente), born in Dordrecht, Netherlands
- Oct 8 Martin Mayhew, American NFL cornerback (Tampa Bay Bucs), born in Daytona Beach, California
Matt Biondi (58 years old)
Oct 8 American swimmer (8 Olympic gold-84, 88, 92), born in Moraga, California
- Oct 11 Chris Spielman, American NFL linebacker (Detroit Lions, Buffalo Bills), born in Canton, Ohio
- Oct 11 Julianne McNamara, American gymnast (Olympic gold, uneven bars 1984), born in Flushing, New York
- Oct 12 Chris Chandler, American NFL quarterback (Houston Oilers, Atlanta Falcons), born in Everett, Washington
- Oct 12 J. J. Daigneault, Canadian NHL defenseman (Pitts Penguins), born in Montreal, Quebec
- Oct 13 Johan Museeuw, Belgian road racing cyclist, born in Varsenare, Belgium
- Oct 13 Syarhyey Hyerasimets, Belarusian soccer midfielder (25 caps; Shakhter Donetsk, Dinamo Minsk) and manager (Okzhetpes, Piter Saint Petersburg), born in Kyiv, Ukraine (d. 2021)
- Oct 15 Daniel Held, American 10k runner, born in Milwaukee, Wisconsin
- Oct 16 German Titov, NHL center (Calgary Flames, Olympic silver 1998), born in Moscow, Russia
- Oct 16 Tom Tolbert, American sports broadcaster (KNBR SF-'The Razor & Mr. T'; NBC, ESPN, ABC) and basketball forward (GS Warriors, Orlando Magic, LA Clippers), born in Long Beach, California
- Oct 17 Pinnaduwage Aravinda De Silva, cricket (Sri Lanka's greatest batsman)
- Oct 19 Brad Daugherty, American basketball center (5 x NBA All-Star; Cleveland Cavaliers), NASCAR team owner (JTG Daugherty Racing, winner Daytona 500 2023) and broadcaster (ESPN, NBC, CBS), born in Black Mountain, North Carolina
- Oct 20 Chad Hennings, American NFL defensive tackle (Dallas Cowboys), born in Elberon, Iowa
- Oct 20 Mikhail Shtalenkov, Russian NHL goalie (Team Russia, Anaheim Mighty Ducks), born in Moscow, Russia
- Oct 21 Jon Andoni Goikoetxea, Spanish soccer midfielder (36 caps Spain, 5 Basque Country; CA Osasuna, FC Barcelona, Athletic Bilbao), born in Pamplona, Spain
- Oct 23 Al Leiter, American pitcher (Florida Marlins, NY Mets), born in Toms River, New Jersey
- Oct 24 Donald Frank, American NFL cornerback (Minnesota Vikings), born in Edgecombe County, North Carolina
- Oct 24 Vernice Smith, American NFL guard (Phoenix Cardinals, Chicago Bears, Washington Redskins, St Louis Rams), born in Orlando, Florida
- Oct 25 Steve Decker, American baseball catcher (SF Giants), born in Rock Island, Illinois
- Oct 25 Warren Ayres, Australian cricketer (Victorian right-handed batsman since 1987-88), born in Melbourne, Australia
- Oct 26 Gil Heredia, American MLB pitcher (Texas Rangers), born in Nogales, Arizona
- Oct 26 Ken Rutherford, New Zealand cricketer (NZ Test batsman and latterly capt), born in Dunedin, New Zealand
- Oct 26 Kim Cooper, Australian softball 3rd baseman and shortstop (Olympic bronze 1996), born in Parramatta, Australia
- Oct 26 Mark McLoughlin, Canadian CFL placekicker (CFL All Star 1994, 96, 99; Grey Cup 1992, 98, 2001; Calgary Stampeders), born in Liverpool, England
- Oct 26 Wayne Martin, American NFL defensive tackle (New Orleans Saints), born in Forrest City, Arkansas
- Oct 28 Eric Floyd, NFL guard (Arizona Cardinals)
- Oct 28 Mark Carrier, NFL wide receiver (Carolina Panthers)
About October 1965
How Old? 58 years old
Generation: Generation X
Leap Year: No