David Edward Williams OBE (born 20 August 1971), known professionally as David Walliams, is an English comedian, actor, writer, and television personality. He is best known for his work with Matt Lucas on the BBC sketch comedy series Rock Profile (1999–2000, 2009), Little Britain (2003–2007), and Come Fly With Me (2010–2011). Since 2012, Walliams has been a judge on the television talent show competition Britain's Got Talent on ITV. He is also a writer of children's books, having sold more than 37 million copies worldwide.
Walliams played the role of Greville White in the television film Capturing Mary (2007). He wrote and starred in the BBC One sitcom Big School (2013–2014), playing the role of chemistry teacher Keith Church. In 2015, Walliams starred as Tommy Beresford in the BBC drama series Partners in Crime, and wrote and starred in his own sketch comedy series Walliams & Friend. He has won the award for Best TV Judge for his work on Britain's Got Talent at the 2015, 2018 and 2019 National Television Awards.