The most Cruel Nazi Female Guard Irma Grese also known as Hyena of Auschwitz was a prison guard in the concentration Nazi death camp during World War II.

The most Cruel Nazi Female Guard  Irma Grese also known as Hyena of  Auschwitz was a prison guard in the concentration Nazi death camp during World War II.

She used to sleep with

Female prisoners and then sent them to the gas chamber in the next morning.

She used her whip to punish inmates for breaking camp rules and if the woman was well endowed, she would whip her across the breasts to further humiliate.

Many of the female prisoners developed infections from their wounds after her cruel act. 

Grese also had dogs that she would order to attack an inmate who could not keep up in line.

She enjoyed torturing people as that gave her pleasure. She even tied the legs together of a woman giving birth and watched the woman scream with pain.

November 17, 1945, Irma Grese was found guilty and sentenced to death by hanging. The night before the execution, Grese sang Nazi songs and was unrepentant. Irma Grese was hanged on December 13, 1945. She was twenty-two, the youngest person ever hanged by the British in the twentieth century.