Peter Shand Kydd (23 April 1925 – 23 March 2006) was the stepfather of Diana, Princess of Wales, and an heir to the wallpaper fortune built by his father Norman Shand Kydd (1895–1962).
His mother was Francis Madalein Foy (died 1983).
He was half-brother to champion amateur jockey William Shand Kydd (1937–2014), who was the husband of Christina Muriel Duncan, sister of Veronica Bingham, Countess of Lucan.