Planck's Tragic Personal Life

Max Karl Ernst Ludwig Planck was born in Kiel, Germany.

Erwin Planck, who tried to assassinate Adolf Hitler, was sentenced to death and hung.

Emma Plunck, one of Max's twin daughters, died during childbirth.

Grete Planck, the other twin, died.

Hermann Plunck, the child of Max with his second wife, died.

Marie Merck, Max's first wife, died from illness.

Max married his second wife, Marga von Hoesslin, who was also his first wife's cousin.

Max Planck's house was bombed during WW2 and as a result, he lost all of his papers and research.

Max Planck died.