The Lorentz Medal is an award of the Royal Netherlands Academy of Sciences price. The medal was created in 1925 to mark the 50th anniversary of Doctor awarded to Hendrik Antoon Lorentz. The first winner was the German Max Planck.
The Lorentz Medal is awarded every four years for important contributions to theoretical physics. Almost half ( 10 of 21) of the winners won later a Nobel Prize for physics or chemistry; Max Planck had in 1918 received the Nobel Prize in Physics.