Teddy Geiger was born on 16 September 1988. He was American national and known as Musician.
Hans Geiger was born on 30 September 1882. He was German national and known as Physicist, Inventor, Professor.
Abraham Geiger was born on 24 May 1810. He was German national and known as Historian, Rabbi, University teacher.
Rudolf Geiger was born on 24 August 1894. He was German national and known as Meteorologist.
Theodor Geiger was born on 09 November 1891. He was German national and known as Professor.