Namesakes
Fictional Characters from Television:
1 character
Harry Klein 1969; 1974 Der Kommissar; Derrick 
Hall-of-Famers:
1 baseball
(baseball) Chuck Klein 1980
Most Valuable Players:
1 winner
Chuck Klein 1932 baseball
Nobel Prize Winners:
1 economics
(economics) Lawrence Klein 1980
Notable Activists and Revolutionaries:
1 activist
(activist) Naomi Klein 1970-
Notable Actors and Entertainers:
1 actor, 1 actor/comedian, 1 actor/model
Robert Klein 1942-
Barbi Benton (a.k.a. Klein) 1950-
Chris Klein 1979-
Notable Artists:
1 artist, 1 fashion designer
Yves Klein 1928-1962
Calvin Klein 1942-
Notable Athletes:
1 soccer
(soccer) Florian Klein 1986-
Notable Musicians:
1 singer
Dani Klein 1953-
Notable Writers:
1 author
Naomi Klein 1970-
Olympic Medalists:
2 silver, 1 bronze, 1 bronze/gold, 1 bronze/silver, 1 gold
(bronze/gold) Roelof Klein 1900 rowing
(bronze) Herbert Klein 1952 swimming - 200 m breaststroke
(silver) Helga Klein 1952 4x100 m relay
(bronze/silver) Hans-Joachim Klein 1964 swimming - 100 m freestyle; swimming - 4x100 m freestyle relay; swimming - 4x100 m medley relay; swimming - 4x200 m freestyle relay
(gold) Noeki Klein 2008 water polo
(silver) Sascha Klein 2008 diving