- Jan 1 Peter Burling, New Zealand sailor (Olympic gold 49er class 2016; helmsman America's Cup 2017; ISAF World Sailor of the Year 2015, 17), born in Tauranga, New Zealand
- Jan 6 Nikola Saric, Danish footballer, born in Sarajevo, Bosnia and Herzegovina
- Jan 7 Eden Hazard, Belgian football player (Chelsea, Belgian national team), born in La Louvière, Belgium
- Jan 7 Caster Semenya, South African runner (Olympic Gold 2016), born near Polokwane, South Africa
- Jan 19 Tommy Fleetwood, British golfer (US Open runner-up 2018; Ryder Cup 2018), born in Southport, England
- Mar 21 Antoine Griezmann, French football player (Atlético Madrid, French national team), born in Mâcon, France
- Apr 21 Max Chilton, British Formula One and IndyCar racing driver, born in Redhill, England
- May 1 Marcus Stroman, American baseball pitcher (MLB All Star 2019; Gold Glove 2017; Toronto Blue Jays, NY Mets), born in Medford, New York
- May 9 Majlinda Kelmendi, Kosovar-Albanian judoka (Olympic gold 2016), born in Peć, SFR Yugoslavia
- May 27 Beauden Barrett, New Zealand rugby union utility back (83 caps; World Male Rugby Player of the Year 2016, 17; Hurricanes 125 games), born in New Plymouth, New Zealand
- May 28 Alexandre Lacazette, French soccer player, born in Lyon, France
- Jun 19 Pontus Ekhem, Swedish hockey player
- Jun 29 Kawhi Leonard, American basketball forward (NBA champion, Finals MVP 2014), born in Los Angeles, CA
- Jul 1 Michael Wacha, American MLB pitcher (All Star 2015), born in Iowa City, Iowa
- Jul 8 Virgil van Dijk, Dutch footballer (Liverpool FC, Netherlands national team captain), born in Breda, Netherlands
- Jul 12 James Rodríguez, Colombian footballer (Bayern Munich, Real Madrid, Colombia national team), born in Cúcuta, Colombia
- Jul 12 Pablo Carreño Busta, Spanish tennis player (Davis Cup 2019; US Open doubles 2016 runner-up), born in Gijón, Spain
- Aug 18 Liz Cambage, Australian basketball center (WNBA single game record 53), born in London, England
- Sep 21 Jordan Hasay, American track and field athlete
- Sep 27 Adam Chicksen, English Football Player
- Sep 27 Simona Halep, Romanian tennis player (French Open 2018, Wimbledon 2019), born in Constanța, Romania
- Oct 10 Mariana Pajón, Colombian BMX rider (Olympic gold 2012, 16), born in Medellin, Colombia
- Nov 1 Jiang Yuyuan, Chinese gymnast (Olympic teams gold 2008), born in Liuzhou, Guangxi
- Nov 27 Nur Atikah Nabilah, Singaporean gymnast, born in Singapore
- Dec 1 Sun Yang, Chinese swimmer (Olympic gold 400m, 1,500m 2012, 200m freestyle 2016), born in Hangzhou, Zhejiang, China
- Dec 6 CoCo Vandeweghe, American tennis player (US Open doubles 2018; US Federation Cup 2017), born in Rancho Santa Fe, California
About 1991
How Old? 29 or 30 years old
Generation: Millennial
Chinese Zodiac: Horse (Jan 1 - Feb 14), Goat/Sheep (Feb 15 - Dec 31)