Namesakes
Gustav Adolf Fischer
(m) 1848-1886 
Notable Explorers and Adventurers
Emil Fischer
(m) 1852-1919
Nobel Prize Winners 1902 (chemistry)
Notable Scientists and Inventors
Hans Fischer
(m) 1881-1945
Nobel Prize Winners 1930 (chemistry)
Notable Scientists and Inventors
Viggo Kampmann
(a.k.a. Fischer) (m) 1910-1976
Danish Prime Ministers 1960-1962
Ernst Otto Fischer
(m) 1918-2007
Nobel Prize Winners 1973 (chemistry)
Edmond H. Fischer
(m) 1920-2021
Nobel Prize Winners 1992 (medicine)
Dietrich Fischer-Dieskau
(m) 1925-2012
Notable Musicians
Heinz Fischer
(m) 1938-
Austrian Chancellors and Presidents 2004-2016 (president)
Bobby Fischer
(m) 1943-2008
Notable Athletes (chess)
Helga Seidler
(a.k.a. Fischer) (f) 1949-
Olympic Medalists 1972 4x400 m relay (gold)
Jan Fischer
(m) 1951-
Other Leaders 2009-2010 Czech Republic (prime minister)
Tibor Fischer
(m) 1959-
Notable Writers
Birgit Fischer
(f) 1962-
Olympic Medalists 1980; 1988; 1992; 1996; 2000; 2004 canoe sprint (gold/silver)
Jenna Fischer
(f) 1974-
Notable Actors and Entertainers (actor)
Joachim Fischer Nielsen
(m) 1978-
Olympic Medalists 2012 badminton mixed doubles (bronze)
Heike Fischer
(f) 1982-
Olympic Medalists 2008 diving - synchronized springboard (bronze)