Kate Summerscale is an English writer and journalist.
She is the author of The Suspicions of Mr Whicher or The Murder at Road Hill House, based on a real-life crime committed by Constance Kent and investigated by Jack Whicher, which won the Samuel Johnson Prize for Non-fiction 2008, and the bestselling The Queen of Whale Cay, about Joe Carstairs, 'fastest woman on water', which won a Somerset Maugham Award in 1998 and was shortlisted for the 1997 Whitbread Awards for biography. Her book on Whicher inspired the 2011-2014 ITV drama series, The Suspicions of Mr Whicher, written by Helen Edmundson.
She worked for The Independent and from 1995 to 1996 she wrote and edited obituaries for The Daily Telegraph. She also worked as literary editor of the Daily Telegraph. Her articles have appeared in The Guardian, The Daily Telegraph and The Sunday Telegraph.