- May 1 Leonardo Bonucci, Italian soccer centre-back (95 caps; Juventus), born in Viterbo, Italy
- May 1 Ryan Matthews, American NFL running back (Pro Bowl 2011; SD Chargers, Philadelphia Eagles), born in Riverside, California
- May 1 Shahar Pe'er, Israeli tennis player (5 WTA singles titles), born in Jerusalem, Israel
- May 4 Cesc Fàbregas, Spanish soccer midfielder (110 caps; Arsenal, FC Barcelona, Chelsea, Monaco FC), born in Arenys de Mar, Spain
- May 4 Jorge Lorenzo, Spanish motorcycle racer (MotoGP World Champion 2010, 12, 15; 250cc World Champion 2006-07), born in Palma, Majorca, Spain
- May 7 Michael Maidens, English footballer (d. 2007)
- May 8 Felix Jones, American football player (Dallas Cowboys), born in Tulsa, Oklahoma
- May 10 Anej Lovrečič, Slovenian football (soccer) player
- May 11 Justin King, American football player
- May 11 Louis Murphy, American college football player
- May 11 Monica Roşu, Romanian gymnast (2x Olympic Gold 2004), born in Bacău, Romania
- May 14 Franck Songo'o, Cameroonian footballer, born in Yaoundé, Cameron
- May 14 Francois Steyn, South African rugby union footballer
Andy Murray (36 years old)
May 15 British tennis player (Olympic gold 2012, 16; Wimbledon 2013, 16), born in Glasgow, Scotland
- May 15 Ersan İlyasova, Turkish basketball player
- May 19 David Edgar, Canadian football (soccer) player
- May 19 Mariano Torres, Argentine footballer
Novak Đoković (36 years old)
May 22 Serbian tennis player (record equalling 24 x Grand Slam singles titles; 7 x ATP Finals), born in Belgrade, Serbia
- May 24 Guillaume Latendresse, French Canadian hockey player, born in Sainte-Catherine, Quebec, Canada
- May 25 Timothy Derijck, Belgian footballer, born in Liedekerke, Belgium
- May 25 Yves De Winter, Belgian football goalkeeper, born in Lier, Belgium
- May 29 Issac Luke, New Zealand Rugby League hooker (NZ 37 caps), born in Hawera, NZ
About May 1987
How Old? 36 or 37 years old
Generation: Millennial
Leap Year: No