Is your surname Graetz?

Research the Graetz family

Leo Graetz's Geni Profile

Records for Leo Graetz

20,161 Records

Share your family tree and photos with the people you know and love

  • Build your family tree online
  • Share photos and videos
  • Smart Matching™ technology
  • Free!


Leo Graetz

Death: Died
Immediate Family:

Son of Heinrich Graetz
Brother of 3 sons Graetz and 1 dau. Graetz
Half brother of FLOR Graetz; LEO Graetz; Martin Graetz; FELIX Graetz; ABRAHAM Graetz and 1 other

Managed by: Private User
Last Updated:
view all

Immediate Family

About Leo Graetz

Leo Graetz (September 26, 1856 – November 12, 1941) was a German physicist. He was born in Wrocław (Breslau), Poland as the son of the historian Heinrich Graetz.

Graetz was one of the first to investigate the propagation of electromagnetic energy. The Graetz number (Gz), a dimensionless number describing heat flow, is named after him, as is the diode bridge rectifier circuit he invented.

In 1880 he confirmed the Stefan–Boltzmann law.

Graetz died in Munich at age 85.

view all

Leo Graetz's Timeline

Age 85