Gerhard Geisler was born on October 21, 1907, in Cottbus, Germany.
Christian Geisler died in 1951.
Alan Geisler died in 2009.
Bruno Geisler died in 1945.
Ladi Geisler died on 2011-11-19.
Rudolf Geisler died on 1944-04-13.
Hans Ferdinand Geisler died on 1966-06-25.
Chuck Geisler died on November 8, 1986, in Ventura, California, USA.
Werner Geisler has written: 'Die Sicherungsverwahrung im englischen und deutschen Strafrecht'
Gerhard Bersu died in 1964.
Gerhard Gentzen died in 1945.
Gerhard Noodt died in 1725.