William IV (William Henry; 21 August 1765 – 20 June 1837) was king of the United Kingdom of Great Britain and Ireland and king of Hanover from 26 June 1830 until his death in 1837. The third son of George III, William succeeded his elder brother George IV, becoming the last king and penultimate monarch of Britain's House of Hanover.

Kenneth Ray Rogers (born August 21, 1938) is an American retired singer, songwriter, actor, record producer, and entrepreneur. He is a member of the Country Music Hall of Fame.

John Graham Mellor (21 August 1952 – 22 December 2002), known from May of 1975 as Joe Strummer, was a British musician, singer, composer, actor and songwriter who was the co-founder, lyricist, rhythm guitarist and co-lead vocalist of the Clash, a rock band formed in 1976 as part of the original wave of British punk rock.

Kim Victoria Cattrall (/kəˈtræl/; born 21 August 1956) is an English-Canadian actress. She is best known for her role as Samantha Jones on HBO's Sex and the City (1998–2004), for which she received five Emmy Award nominations and four Golden Globe Award nominations, winning the 2002 Golden Globe for Best Supporting Actress. She reprised the role in the films Sex and the City (2008) and Sex and the City 2 (2010).

Sergey Mikhaylovich Brin (Russian: Серге́й Миха́йлович Брин; born August 21, 1973) is an American computer scientist and Internet entrepreneur born in USSR. Together with Larry Page, he co-founded Google. Brin was the president of Google's parent company Alphabet Inc, until stepping down from the role on December 3, 2019. As of October 2019, Brin is the 10th-richest person in the world, with an estimated net worth of US$53.8 billion.

Hayden Lesley Panettiere (/ˌpænətiˈɛər/; born August 21, 1989) is an American actress, model, and singer. She is known for playing cheerleader Claire Bennet on the NBC Superhero series Heroes (2006–2010) and Juliette Barnes in the ABC/CMT musical drama series Nashville (2012–2018).