- Oct 5 Lia Rousset, American sprint kayaker (Olympics 1996), born in Alhambra, California
- Oct 6 Daniel Brière, Canadian ice hockey player
- Oct 6 Jamie Laurie, American rapper-rocker (Flobots - "Handlebars"), born in Denver, Colorado
- Oct 6 Shimon Gershon, Israeli footballer (1995-2010), born in Tel Aviv, Israel
- Oct 6 Vladimir Manchev, Bulgarian footballer
- Oct 7 Brandon Quinn, American actor, born in Aurora, Colorado
- Oct 7 Clayton Miller, Canadian trap shooter (Olympics 1996), born in Toronto, Ontario
- Oct 7 Meighan Desmond, New Zealand actress, born in Kaitaia, New Zealand
- Oct 8 Anne-Caroline Chausson, French mountain-bike rider, born in Dijon, France
- Oct 8 Erna Siikavirta, Finnish heavy metal keyboardist (Deathlike Silence, 2006-08; Lordi, 1997-2005), born in Espoo, Finland
- Oct 9 Brian Roberts, American baseball player (Baltimore Orioles), born in Durham, North Carolina
- Oct 11 Claudia Palacios, Colombian television journalist, born in Cali, Valle del Cauca, Colombia
- Oct 11 Desmond Mason, American basketball player, born in Waxahachie, Texas
- Oct 11 Matthew Bomer, American actor (The Normal Heart), born in Webster Groves, Missouri
- Oct 11 Ty Wigginton, American baseball player, born in San Diego, California
- Oct 12 Bode Miller, American alpine ski-racer (Olympic gold 2010), born in Easton, New Hampshire
- Oct 12 Christie Kerr, American golfer (US Open 2007, PGA Championship 2010), born in Miami, Florida
- Oct 12 Javier Toyo, Venezuelan football goalkeeper (Venezuela national football team), born in Caracas, Venezuela
- Oct 13 Gareth Batty, English cricketer, born in Bradford, Yorkshire
- Oct 13 Kiele Sanchez, American actress (The Glades), born in Chicago, Illinois
- Oct 13 Paul Pierce, American basketball player, born in Oakland, California
- Oct 14 Freddy Kempf, British musician (BBC Young Musician of the Year), born in Croydon, England
- Oct 14 Jonathan Kerrigan, English actor
- Oct 14 Kelly Schumacher, Canadian basketball player
- Oct 14 Tina Dico [Dickow], Danish singer-songwriter, born in Åbyhøj, Aarhus, Denmark
- Oct 15 David Trezeguet, French football player (AS Monaco, Juventus), born in Rouen, France
- Oct 15 Erin McKeown, American indie rock-folk musician and singer-songwriter, (We Will Become Like Birds), born in Fredericksburg, Virginia
- Oct 15 Masato Kawabata, Japanese racing driver, born in Osaka, Japan
- Oct 15 Patricio Urrutia, Ecuadorian footballer, born in Ventanas, Ecuador
- Oct 16 John Mayer, American guitarist and singer-songwriter ("Your Body Is A Wonderland"; "Waiting For The World To Change'), born in Bridgeport, Connecticut
- Oct 17 Bryan Bertino, American film director and screenwriter
- Oct 17 Dudu Aouate, Israeli footballer
- Oct 18 Chris McKenna, American actor (Joey-One Live to Live), born in Queens, New York
- Oct 18 David Vuillemin, French professional Motocross Rider, born in Berre-l'Étang, Bouches-du-Rhône, France
- Oct 18 Ryan Nelsen, New Zealand footballer
- Oct 18 Simon Rix, British rock bassist (Kaiser Chiefs - "Ruby"), born in Leeds, West Yorkshire, England
- Oct 19 Jason Reitman, Canadian filmmaker (Juno; Up In The Air), born in Montreal, Quebec
- Oct 19 Louis-José Houde, Canadian stand-up comic, born in Saint-Apollinaire, Quebec
- Oct 19 Raúl Tamudo, Spanish footballer
- Oct 20 Leila Josefowicz, Canadian-American classical violinist, born in Mississauga, Ontario
- Oct 20 Matt Jansen, English footballer, born in Carlisle, England
- Oct 20 Sam Witwer, American actor (Battlestar Galactica, Riverdale), born in Glenview, Illinois
- Oct 21 Matthew Ramsey, American country music songwriter, guitarist, and vocalist (Old Dominion -"Break Up With Him"; "Snapback"), born in Buchanan, Virginia
- Oct 24 Iván Kaviedes, Ecuadorian football player, born in Santo Domingo, Ecuador
- Oct 25 Birgit Prinz, German footballer (three-time FIFA World Player of the Year), born in Frankfurt am Main, West Germany
- Oct 26 Jon Heder, American actor (Napoleon Dynamite), born in Fort Collins, Colorado
- Oct 27 Jiří Jarosík, Czech footballer, born in Ústí nad Labem, Czechoslovakia
- Oct 27 Kumar Sangakkara, Sri Lankan cricketer, born in Matale, Sri Lanka
- Oct 29 Brendan Fehr, Canadian actor (CSI: Miami), born in New Westminister, British Columbia
- Oct 30 Charmian Faulkner, Australian crime victim (went missing with her mother from St Kilda, Victoria, Australia, in 1980), born in Colac, Victoria, Australia
- Oct 30 Jason Adelman, American actor (Talisman), born in Los Angeles, California
- Oct 31 Séverine Ferrer, French pop singer, born in Montpellier, France
- Oct 31 Sylviane Félix, French athlete, born in Créteil, France
About October 1977
How Old? 45 years old
Generation: Generation X
Leap Year: No