<P> Clara Oswald is a fictional character created by Steven Moffat and portrayed by Jenna Coleman in the long - running British science fiction television series Doctor Who . First appearing in December 2012 in the show 's seventh series , Clara served as a companion of the eleventh and twelfth incarnations of the alien time traveller known as the Doctor ( portrayed by Matt Smith and Peter Capaldi , respectively ) . </P>
when does clara first appear in doctor who
in December 2012 in the show 's seventh series