Alex von Tunzelmann (born 1977) is a British historian, screenwriter and author. Tunzelmann has worked primarily as a researcher.
Tunzelmann was educated at Brighton and Hove High School, an independent school for girls in Brighton, and at University College at the University of Oxford. She read history and edited both Cherwell and Isis.
Tunzelmann has contributed to The Political Animal by Jeremy Paxman, The Truth About Markets by John Kay, Does Education Matter? by Alison Wolf, and Not on the Label by Felicity Lawrence. She has been recognized as a Financial Times Young Business Writer of the Year. She collaborated with Jeremy Paxman on his book, On Royalty.
Recently, Tunzelmann has begun writing a weekly column for The Guardian entitled "Reel history", in which she discusses and rates popular films for their historical accuracy. She has also written for The New York Times, The Los Angeles Times, The Washington Post, The Daily Telegraph, Conde Nast Traveller, BBC Lonely Planet Magazine, and The Daily Beast. She published Blood and Sand about the Suez Crisis of 1956 in 2016.
She has appeared on the literary discussion radio programme Litbits on Resonance FM, discussing literature and hair. She appears regularly on Sky News and in BBC current affair programmes.
Tunzelmann wrote the script for the movie Churchill, a film that received mixed reviews, with some publications citing numerous historical inaccuracies. She also wrote episodes of the ITV drama Victoria.
A film based on her book Indian Summer is currently in development with Working Title Films.
She lives in London.