Martine Sarah Croxall is a British television journalist. She was one of the main news presenters on BBC News.

The BBC News channel is a British free-to-air public broadcast television news channel owned and operated by the BBC. The channel is based at and broadcasts from Broadcasting House in the West End of London from which it is anchored during British daytime, with overnight broadcasts anchored from Washington, D.C. and Singapore. It was launched as BBC News 24 on 9 November 1997 at 5:30 pm as part of the BBC's foray into digital domestic television channels, becoming the first competitor to Sky News, which had been running since 1989.