Alex von Tunzelmann (born 1977) is a British popular historian, author, newspaper columnist, podcaster and screenwriter.

According to Tunzelmann, her family originated in Saxony, migrating to Estonia around 1600 and to New Zealand around 1850.

Tunzelmann was educated at Brighton and Hove High School, an independent school for girls in Brighton, and at University College, Oxford. She read history and edited both Cherwell and Isis.

From 2008 to 2016, Tunzelmann wrote a column for The Guardian entitled "Reel history", in which she discussed and rated popular films for their historical accuracy. She has also written for The New York Times, Los Angeles Times, The Washington Post, The Daily Telegraph, Conde Nast Traveller, the BBC News website, the Financial Times and The Daily Beast.^{[citation needed]}

Tunzelmann has written five non fiction popular history books

She collaborated with Jeremy Paxman on his books The Political Animal and On Royalty. She also contributed to The Truth About Markets by John Kay, Does Education Matter? by Alison Wolf, and Not on the Label by Felicity Lawrence.

Tunzelmann is the alternating co-host of the light-hearted British newspaper review podcast Paper Cuts. For BBC Radio 4, she wrote and presented the series The Lucan Obsession series of The History Podcast and also wrote the series History's Secret Heroes.

She appears regularly on Sky News and on BBC current affairs programmes.^{[citation needed]}