John William Strutt English physicist (1842–1919) (1842–1919) Parents Clara Vicars John Strutt, 2nd Baron Rayleigh of Terling Place Children Robert Strutt, 4th Baron Rayleigh William Maitland Strutt Julian Balfour Strutt Arthur Strutt Siblings Edward Strutt Richard Strutt Clara Strutt Joseph Strutt Hedley Strutt Charles Strutt Partners Evelyn Strutt, Baroness Rayleigh of Terling Place
