Given name: Marek Family name: Edelman

One of the commanders of the uprising in the ghetto. He commanded five Jewish Fighting Organization (ZOB) units in the brush factory area: in Franciszkanska and Wolowska Street. He was the Bund representative in the ZOB command. He hid on the 'Aryan side' together with Cywia Lubetkin, Rivka Rozenstein, Bernard Goldstein, among others. He participated in the meeting at Mila Street No. 5 in October 1942. When the 'actions' started, he provided his friends with documents. When he left the ghetto, after the uprising's failure, he hid for some time with Welwel Rozowski: they were blackmailed by two Poles. Welwel died, trying to get the ransom. He hid with other fighters also at Leszno Street No. 18.

He witnessed Michal Klepfisz's death.