History of 20 June
- 1997 – The tobacco industry agreed to a massive settlement in exchange for major relief from mounting lawsuits and legal bills.
- 2001 – Barry Bonds (San Francisco Giants) hit his 38th home run of the season. The home run broke the major league baseball record for homers before the midseason All-Star break.
- 2002 – The U.S. Supreme Court ruled that the execution of mentally retarded murderers was unconstitutionally cruel. The vote was 6 in favor and 3 against.
- 2017 – Mattel announced it was adding 15 new body types for their Ken doll.
Celebrating Birthday Today
- 1981 – Brede Hangeland, Norwegian footballer
- 1982 – Aleksei Berezutski, Russian footballer
- 1982 – Vasili Berezutski, Russian footballer
- 1982 – Example, English singer/rapper
- 1983 – Josh Childress, American basketball player
- 1983 – Darren Sproles, American football player
- 1984 – Hassan Adams, American basketball player
- 1985 – Saki Aibu, Japanese actress
- 1985 – Aurélien Chedjou, Cameroonian footballer
- 1985 – Matt Flynn, American football player
- 1986 – Dreama Walker, American actress
- 1987 – A-fu, Taiwanese singer and songwriter
- 1987 – Carsten Ball, Australian tennis player
- 1987 – Asmir Begović, Bosnian footballer
- 1987 – Joseph Ebuya, Kenyan runner
- 1989 – Christopher Mintz-Plasse, American actor
- 1989 – Javier Pastore, Argentinian footballer
- 1989 – Terrelle Pryor, American football player
- 1990 – DeQuan Jones, American basketball player
- 1991 – Kalidou Koulibaly, Senegalese footballer
- 1991 – Rick ten Voorde, Dutch footballer
- 1993 – Sead Kolašinac, Bosnian footballer
- 1994 – Leonard Williams, American football player
- 1995 – Caroline Weir, Scottish footballer
- 1996 – Sam Bennett, Canadian ice hockey player