| 55801 | May.15 | Birth | 1982 – Segundo Castillo, Ecuadorian footballer |
| 55802 | May.15 | Birth | 1982 – Bradford Cox, American singer-songwriter and guitarist (Deerhunter) |
| 55803 | May.15 | Birth | 1982 – Tatsuya Fujiwara, Japanese actor |
| 55804 | May.15 | Birth | 1982 – Rafael Pérez, Dominican baseball player |
| 55805 | May.15 | Birth | 1982 – Jessica Sutta, American singer-songwriter, dancer, and actress (The Pussycat Dolls) |
| 55806 | May.15 | Birth | 1984 – Jeff Deslauriers, Canadian ice hockey player |
| 55807 | May.15 | Birth | 1984 – Sérgio Jimenez, Brazilian race car driver |
| 55808 | May.15 | Birth | 1984 – Samantha Noble, Australian actress |
| 55809 | May.15 | Birth | 1984 – Mr Probz, Dutch singer-songwriter and producer |
| 55810 | May.15 | Birth | 1985 – Cristiane, Brazilian footballer |
| 55811 | May.15 | Birth | 1985 – Tania Cagnotto, Italian diver |
| 55812 | May.15 | Birth | 1985 – Justine Robbeson, South African javelin thrower |
| 55813 | May.15 | Birth | 1986 – Thomas Brown, American football player |
| 55814 | May.15 | Birth | 1986 – Matías Fernández, Chilean footballer |
| 55815 | May.15 | Birth | 1986 – Adam Moffat, Scottish footballer |
| 55816 | May.15 | Birth | 1987 – Doruk Çetin, Turkish actor, director, and producer |
| 55817 | May.15 | Birth | 1987 – Kévin Constant, French-Guinean footballer |
| 55818 | May.15 | Birth | 1987 – Mark Fayne, American ice hockey player |
| 55819 | May.15 | Birth | 1987 – Ersan İlyasova, Turkish basketball player |
| 55820 | May.15 | Birth | 1987 – Leonardo Mayer, Argentinian tennis player |
| 55821 | May.15 | Birth | 1987 – Jennylyn Mercado, Filipino singer-songwriter and actress |
| 55822 | May.15 | Birth | 1987 – Andy Murray, Scottish tennis player |
| 55823 | May.15 | Birth | 1987 – Michael Brantley, American baseball player |
| 55824 | May.15 | Birth | 1987 – Brian Dozier, American baseball player |
| 55825 | May.15 | Birth | 1988 – Indrek Kajupank, Estonian basketball player |
| 55826 | May.15 | Birth | 1988 – Nemanja Nešić, Serbian rower (d. 2012) |
| 55827 | May.15 | Birth | 1989 – Akina Minami, Japanese model |
| 55828 | May.15 | Birth | 1989 – Sunny, American-South Korean singer, dancer, and actress (Girls' Generation) |
| 55829 | May.15 | Birth | 1989 – Kiki Vidis, Australian porn actress |
| 55830 | May.15 | Birth | 1990 – Jordan Eberle, Canadian ice hockey player |