List of Famous people born on October 20th

Declan Kidney is an Irish rugby union coach. He was the head coach of the Ireland national rugby union team from 2008 to 2013, where he won the 2009 Six Nations with a Grand Slam, winning the 2009 IRB Coach of the Year award. He was also the head coach at Munster, leading them to four Heineken Cup finals, winning twice in 2006 and 2008. He is currently Director of Rugby at London Irish.

Edgar Selwyn was a prominent figure in American theatre and film in the first half of the 20th century. An actor, playwright, director and producer on Broadway, he founded a theatrical production company with his brother, Archibald Selwyn, and owned a number of Selwyn Theatres in the United States. He transferred his talents from the stage to motion pictures, and directed a film for which Helen Hayes received the Academy Award for Best Actress. Selwyn co-founded Goldwyn Pictures in 1916.

Francesco Maria Mancini was an Italian cardinal of the Mancini family. He was made a cardinal by Pope Alexander VII, in reward for contributing to Alexander's election as pope.

Nija Charles, professionally known as Nija is an American songwriter and record producer. Charles began her professional music career in 2017 writing songs for Beyoncé and Jay-Z ; Cardi B featuring SZA ; Cardi B featuring Kehlani ("Ring"); Lady Gaga & Ariana Grande ; and Chris Brown featuring Drake. She is signed to Universal Music Publishing Group.

Luigi Lo Cascio is an Italian actor. He won the David di Donatello as best actor for his starring role in I cento passi. In 2012, he debuted as film director and writer with La città ideale.

Aleksandar Popović is a Serbian politician and university professor. He served as the Minister of Energy and Mining from 2007 to 2008, and as the Minister of Science and Environmental Protection from 2004 to 2007. Before becoming a politician, Popović was a sprinter who competed internationally throughout 1990s.

Mariano Martín Alonso was a Spanish footballer who played as a striker.

George Francis Alexander Seymour, 7th Marquess of Hertford was the son of Hugh Seymour, 6th Marquess of Hertford.