Sir Bernard Henry Spilsbury (16 May 1877 – 17 December 1947) was a British pathologist.
His cases include Hawley Harvey Crippen, the Seddon case and Major Armstrong poisonings, the "Brides in the Bath" murders by George Joseph Smith, Louis Voisin, Jean-Pierre Vaquier, the Crumbles murders, Norman Thorne, Donald Merrett, the Podmore case, the Sidney Harry Fox matricide, Alfred Rouse, Elvira Barney, Tony Mancini, Margaret Lowe and the Vera Page case.
Spilsbury's courtroom appearances became legendary for his demeanour of effortless dominance.
He also played a crucial role in the development of Operation Mincemeat, a deception operation during the Second World War which saved thousands of lives of Allied service personnel.