Alfred Kleiner

Alfred Kleiner
Born	(1849-04-24)24 April 1849 Maschwanden, Zurich, Switzerland
Died	3 July 1916(1916-07-03) (aged 67)
Alma mater	University of Zurich
Known for	Work on statistical physics
Scientific career
Fields	Physicist
Institutions	University of Zurich
Thesis	Zur Theorie der intermittirenden Netzhautreizung (1874)
Doctoral advisor	Johann Jakob Müller
Doctoral students	Albert Einstein
Other notable students	Fritz Laager Theodor Erismann

Alfred Kleiner (24 April 1849 – 3 July 1916) was a Swiss physicist and Professor of Experimental Physics at the University of Zurich. He was Albert Einstein's doctoral advisor or Doktorvater. Initially Einstein's advisor was Heinrich F. Weber. However, they had a major falling out, and Einstein chose to switch to Kleiner.