Bitterlich is a
German surname
Personal names in German-speaking Europe consist of one or several given names (''Vorname'', plural ''Vornamen'') and a surname (''Nachname, Familienname''). The ''Vorname'' is usually gender-specific. A name is usually cited in the "Name order, ...
. Notable people with the surname include:
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Don Bitterlich (born 1954), American football player
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Eduard Bitterlich (1833–1872), Austrian painter
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Hans Bitterlich (1860–1949), Austrian sculptor
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Walter Bitterlich (1908–2008), Austrian scientist
German-language surnames
{{Interwiki extra, qid=Q376388