Ellwanger is a surname. Notable people with the surname include:
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George Ellwanger (1816–1906), German-American horticulture scientist
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Joseph Ellwanger
Joseph W. Ellwanger Jr. (born February 18, 1934) is a Lutheran pastor, author, and civil rights activist. He was a key figure in the Civil Rights Movement in Birmingham, Alabama, and the only white religious leader included in strategy meetings w ...
(born 1934), American Lutheran pastor, author, and civil rights activist
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Niels Ellwanger (born 1965), West German sprint canoer
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