[2] She is a former Special adviser and was head of operations for Johnson when he was Prime Minister of the United Kingdom.
[3] In January 2022 The Daily Telegraph described a gathering held in 10 Downing Street on 16 April 2021 while indoor social gatherings were forbidden because of the COVID-19 pandemic, at which "Shelley Williams-Walker ... was in charge of the music at points, according to one eye-witness", and after which she was reportedly nicknamed "DJ SWW".
[4] In October 2022 she became the first director of The Office of Boris Johnson Ltd, but was succeeded in November 2022 by Ann Sindall.
[1][5] Williams-Walker was appointed Dame Commander of the Order of the British Empire (DBE) in Johnson's Resignation Honours in June 2023, for political and public service.
[6][7] In the 2023 Channel 4 docudrama Partygate, she was played by Alice Lowe.