Data on suicidal behaviour among the Jews confined by the Nazis in the Lodz Ghetto in 1941 & 1942 are reported. The suicide rate was extremely high, increasing from 21.6 per 100,000 per year in 1941 to 84.6 in 1942. The epidemiology of suicide in the Lodz Ghetto is described, including a spring peak & gender differences in methods used for suicide. (5 refs.)