- Jul 1 Tadhg Kennelly, Irish-born Australian Rules footballer, (County Kerry 2009, Sydney Swans 2005 championships), born in Listowel, Ireland
- Jul 2 Angel Pagán, Puerto Rican baseball player
- Jul 2 Alex Koroknay-Palicz, American youth rights activist
- Jul 2 Aaron Voros, Canadian hockey player
- Jul 4 Francisco Cruceta, Dominican baseball player, born in La Vega, Dominican Republic
- Jul 4 Tahar Rahim, French actor (The Serpent), born in Belmont, France
- Jul 5 Jesse Crain, Canadian baseball player, born in Toronto, Ontario
- Jul 5 Ryan Hansen, American actor (Veronica Mars), born in Fountain Valley, California
- Jul 6 Nicole Kantek, Australian gymnast (Olympics 1996), born in New South Wales, Australia
- Jul 6 Nnamdi Asomugha, American football player, born in Lafayette, Louisiana
- Jul 7 Synyster Gates, American guitarist (Avenged Sevenfold), born in Long Beach, California
- Jul 8 Anastasia Myskina, Russian tennis player (2004 French Open), born in Moscow, Russia
- Jul 9 Kimveer Gill, Canadian spree shooter (Dawson College shooting) (d. 2006)
- Jul 11 Mary Beth Arnold, gymnast (World-bronze-95), born in Reno, Nevada
- Jul 11 Carla Campbell, Jamaican model
- Jul 11 Andre Johnson, American football player
- Jul 11 Aaron Proctor, American professional wrestling promoter & politician
- Jul 12 Adie [Adrienne Camp], South African contemporary Christian music singer-songwriter (The Benjamin Gate), born in Port Elizabeth, South Africa
- Jul 14 Lee Mead, English actor (Any Dream Will Do), born in Southend-on-Sea, England
- Jul 14 Yomi [Jun Chiba], Japanese rock vocalist (Nightmare), born in Ōsaki, Miyagi Prefecture, Japan
- Jul 19 Naomi Grabow, American pairs skater (with partner Benjamin Oberman), born in lLke Arrowhead California
- Jul 19 Nené [Anderson Luiz de Carvalho], Brazilian footballer (La Liga), born in Jundiaí, Brazil
- Jul 19 Didz Hammond, British bassist and backing vocalist (Dirty Pretty Things; The Cooper Temple Clause), born in Reading, England
- Jul 19 Jimmy Gobble, American baseball player
- Jul 19 David Bernard, West Indian cricketer, born in Kingston, Jamaica
- Jul 20 Damien Delaney, Irish footballer
- Jul 20 Thorsten Engelmann, German rower
- Jul 21 Stefan Schumacher, German cyclist, born in Ostfildern, West Germany
- Jul 21 Joaquín Sánchez, Spanish footballer, born in El Puerto de Santa María, Spain
- Jul 21 Titus Bramble, English footballer, born in Ipswich, Engalnd
- Jul 21 Chrishell Stause, American actress, born in Draffenville, Kentucky
- Jul 21 Blake Lewis, American musician (American Idol), born in Redmond, Washington
- Jul 21 Paloma Faith, English singer, songwriter and actress, born in Hackney, London, England
- Jul 21 Romeo Santos, American Bachata singer-songwriter (Aventura), born in The Bronx, New York
- Jul 23 Steve Jocz, Canadian drummer (Sum 41 - "In Too Deep"), born in Ajax, Ontario
- Jul 23 Jarkko Nieminen, Finnish tennis player, born in Masku, Finland
- Jul 24 Summer Glau, American actress (Firefly), born in San Antonio, Texas
- Jul 24 Nayib Bukele, Salvadoran politician (President of El Salvador 2019-), born in San Salvador, El Salvador
- Jul 25 Conor Casey, American soccer player (Colorado Rapids), born in Dover, New Hampshire
- Jul 25 Jani Rita, Finnish ice hockey player, born in Helsinki, Finland
- Jul 26 Abe Forsythe, Australian actor and director (Down Under), born in Sydney, Australia
- Jul 27 Susan King Borchardt, American basketball player, born in Richfield, Minnesota
- Jul 27 Collins Obuya, Kenyan cricket all-rounder (104 ODIs, 35 wickets, 11 x 50), born in Nairobi, Kenya
- Jul 28 Michael Carrick, English footballer, born in Wallsend, England
- Jul 28 Billy Aaron Brown, American actor, born in Clarinda, Iowa
- Jul 28 Jo In Sung, South Korean actor (What Happened in Bali), born in Cheonho-dong, Gangdong District, South Korea
- Jul 29 Jennie Thompson, gymnast (Jr Natl-champ-93, Olympics 1996), born in Wichita Falls, Texas
- Jul 29 Fernando Alonso, Spanish auto racer (World Formula 1 Drivers Champion 2005-06; 24 Hours of Le Mans 2018-19; FIA World Endurance C'ship 2018-19), born in Oviedo, Asturias, Spain
- Jul 29 Andrés Madrid, Argentine footballer
- Jul 29 Troy Perkins, American soccer player
- Jul 30 Nicky Hayden, American motorcycle racer (MotoGP Champion 2006), born in Owensboro, Kentucky (d. 2017)
- Jul 30 Juan Smith, South African rugby player, born in Bloemfontein, South Africa
- Jul 31 Eric Lively, American actor (The Butterfly Effect 2), born in Atlanta, Georgia
- Jul 31 J.Son Dinant, American comedian, born in Syracuse, New York
- Jul 31 Ira Losco, Maltese singer (Walk on Water), born in Sliema, Malta
- Jul 31 Matthew Sanders, American singer (Avenged Sevenfold), born in Huntington Beach, California
About July 1981
How Old? 40 years old
Generation: Millennial
Leap Year: No