Answer by taking a quote from the following article:

David Edward Williams, OBE (born 20 August 1971), known professionally as David Walliams, is an English comedian, actor, talent-show judge, author, presenter, and activist, known for his partnership with Matt Lucas on the BBC One sketch show Little Britain. Since 2012, Walliams has been a judge on the ITV talent show: Britain's Got Talent. He wrote and starred in two series of the BBC One sitcom: Big School, playing the role of chemistry teacher Keith Church. In 2015, he starred as Tommy Beresford in the BBC series: Partners in Crime based on the Tommy and Tuppence novels by Agatha Christie.

Walliams was given a special award in recognition of his sporting efforts for charity. Matt Lucas produced a documentary on the subject, entitled Little Britain's Big Swim. On 6 November 2006, Walliams won the Pride of Britain Award for "The Most Influential Public Figure" as he raised more than PS1.5 million swimming the channel for the Sport Relief charity. Although initially tipped as a contender for the BBC's Sports Personality of the Year poll for 2006, Walliams failed to make the final shortlist of 10 contenders. Walliams was given a special award during the ceremony for his achievement. In July 2006, he became Patron of 'Cardiac Risk in the Young'.  In September 2011 Walliams won the Lincolnshire Young People's Book Award in the 9-11-year-old category with his book, Mr Stink. The award is voted for by the school children of Lincolnshire.  At the 2012 National Television Awards, Walliams won the 'Landmark Achievement Award', for his television career and achievements for Sport Relief. In December 2012 he won the Specsavers National Book Awards "Children's Book of the Year" for Ratburger. In December 2013 he won the Specsavers National Book Awards "Children's Book of the Year" for Demon Dentist. In December 2014 he won the Specsavers National Book Awards "Children's Book of the Year" for Awful Auntie. Awful Auntie also won the 2014 Specsavers National Book Awards "Audiobook of the Year".  Walliams won the award for Best TV Judge at the 2015 National Television Awards.  He was appointed Officer of the Order of the British Empire (OBE) in the 2017 Birthday Honours for services to charity and the arts.

What other honours he had
In December 2014 he won the Specsavers National Book Awards "Children's Book of the Year" for Awful Auntie.