Jun 8 Sarah Kemble Siddons, English tragic actress (Fatal Marriage, Lady Macbeth), dies at 75 Jun 10 Hans Karl von Diebitsch, Russian field marshal (b. 1785) Jun 16 Josef Schnabel, German composer, dies at 64 Sophie Germain (1776-1831) Jun 27 French mathematician, dies at 55 May 1831 Famous Deaths by Year Jul 1831 Famous People by Cause of Death Assassination Drug Overdose Gunshot Wound Murder Plane Crash Suicide