- May 3 Tom Hartley, English cricket spin bowler (Test BB 7/62 v India 2024; Lancashire CCC), born in Ormskirk, England
- May 5 Nathan Chen, American figure skater (Olympic Gold 2022), born in Salt Lake City, Utah
- May 30 Guanyu Zhou, Chinese racing driver (first Chinese F1 driver), born in Shanghai, China
About May 1999
How Old? 24 or 25 years old
Generation: Generation Z
Leap Year: No