Kate Smurthwaite (born 9 December 1975) is a British stand-up comedian and political activist.
She regularly appears on British television and radio as a pundit, offering opinion and comment on subjects ranging from politics to religion.
She performs stand-up around the UK and overseas including an annual comedy show at the Edinburgh Fringe and is a patron of Humanists UK, formerly known as the British Humanist Association, and vice chair of Abortion Rights UK.