- May 1 Alain Bernard, French swimmer (Olympic gold 100m freestyle 2008, 4x100 freestyle relay 2012), born in Aubagne, France
- May 2 Christa Rigozzi, Swiss model (Miss Switzerland 2006), born in Monte Carasso, Ticino, Switzerland
- May 2 Mon Laferte [Norma Monserrat Bustamante Laferte], Chilean singer-songwriter, born in Viña del Mar, Chile
- May 3 Joseph Addai, American football player, born in Houston, Texas
- May 3 Márton Fülöp, Hungarian footballer and goalkeeper, born in Budapest (d. 2015)
- May 3 Myriam Fares, Lebanese singer, Arab female artist who performs choreographed dance routines while singing, born in Kfar Chellal, Lebanon
- May 3 Romeo Castelen, Dutch footballer, born in Paramaribo, Suriname
- May 4 Trisha Krishnan, Indian actress (Mounam Pesiyadhe), born in Chennai, India
Henry Cavill (41 years old)
May 5 English actor (Superman), born in Jersey, Channel Islands
- May 6 Adrianne Palicki, American actress (Friday Night Lights, Agents of Shield), born in Toledo, Ohio
- May 6 Dani Alves da Silva, Brazilian football player (Paris Saint-Germain, Brazil national team), born in Juazeiro, Brazil
- May 8 Matt Willis, British pop singer, bassist (Busted), and television personality, born in Tooting, London, England
- May 8 Vicky McClure, English actress (Line of Duty), born in Nottingham, England
- May 9 Tyler Lumsden, American baseball player
- May 10 Gustav Fridolin, Swedish politician
- May 10 Natalia Zabala, Miss Spain 2007
- May 11 Frédéric Xhonneux, Belgian decathlete
Holly Valance (41 years old)
May 11 Australian actress (Felicity "Flick" Scully-Neighbours) and singer, born in Melbourne, Victoria
- May 11 Matt Leinart, American College Football Hall of Fame quarterback (Heisman Trophy 2004, USC; NFL: Arizona Cardinals, Houston Texans) and broadcaster (Fox Sports), born in Santa Ana, California
- May 12 Charilaos Pappas, Greek footballer, born in Kavala, Greece
- May 12 Domhnall Gleeson, Irish actor (Harry Potter films, The Revenant), born in Dublin, Ireland
- May 12 Nathan Fielder, Canadian comedian (Nathan for You), born in Vancouver, British Columbia
- May 13 Anita Görbicz, Hungarian handball player
- May 13 Casey Donovan, Australian pop singer (Australian Idol, 2004), born in Bankstown, New South Wales, Australia
- May 13 Grégory Lemarchal, French pop singer ("De temps en temps"), born in La Tronche, France (d. 2007)
Timnit Gebru (41 years old)
May 13 Eritrean-Ethiopian computer scientist (Distributed Artificial Intelligence Research Institute), born in Addis Ababa, Ethiopia
- May 13 Yaya Touré, Ivorian footballer (Barcelona), born in Bouaké, Ivory Coast
- May 14 Amber Tamblyn, actress (Emily Bowen-Gen Hospital), born in Santa Monica, California
- May 14 Anahí [Puente], Mexican novella actress and pop singer (RBD), born in Mexico City
- May 14 Tom Welham, British musiciangutarist (Thirteen Senses; The Story), born in the UK
- May 15 Devin Bronson, American guitarist and songwriter (Avril Lavigne), born in Seattle, Washington
- May 15 Giorgos Sabanis, Greek pop-rock singer-songwriter, born in Athens, Greece
- May 16 Kyle Wellwood, Canadian ice hockey player
- May 16 Mince Fratelli [Gordon McRory], Scottish drummer (The Fratellis - Costello Music; Here We Stand), born in Glasgow, Scotland)
- May 16 Nancy Ajram, Lebanese Arab-pop singer ("Betfakkar Fe Eih" (What Are You Thinking About); "Mitagalak"), and television personality (Arab Idol; The Voice Kids), born in Achrafieh, Beirut, Lebanon
- May 17 Channing Frye, American basketball player
- May 17 Jeremy Sowers, American baseball player
- May 17 Nicky Hofs, Dutch footballer
- May 18 Gary O'Neil, English footballer (Portsmouth), born in Beckenham, England
- May 18 Vince Young, American football player, born in Houston, Texas
- May 19 Jessica Fox, British actress
- May 20 Jr. NTR, Indian film actor
- May 22 John Hopkins, Anglo-American motorcycling racer
- May 23 Alex Shelley, American professional wrestler
- May 23 Cristiano Bilanzola, Canadian musician and filmmaker, born in Hamilton, Ontario
- May 23 Heidi Range, British pop singer (Atomic Kittens; Sugababes - "Angels with Dirty Faces"), born in Liverpool, England
- May 23 Jennifer Bellor, American orchestral and jazz composer (Reflections at Dusk), born in northern New York State
- May 24 Ben "Yahtzee" Croshaw, Anglo-Australian videogame creator and critic, born in Rugby, Warwickshire, England
- May 25 Kunal Khemu, Indian actor (Kalyug), born in Srinagar, Jammu and Kashmir, India
- May 27 Bobby Convey, American soccer player
- May 28 Steve Cronin, American soccer goalkeeper
- May 29 Julie Campiche, Swiss jazz harpist and composer, born in Geneva, Switzerland
- May 29 Rama Claproth, Indonesian blues guitarist, born in Bandung, Indonesia
- May 29 Richard Jackson, American actor (Ryan Meyers-Saved by the Bell), born in Redlands, California
- May 31 David Hernandez, American pop singer (American Idol), born in Phoenix, Arizona
- May 31 Reggie Yates, English television presenter and filmmaker (Doctor Who), born in London, England
About May 1983
How Old? 41 years old
Generation: Millennial
Leap Year: No