The surname is of Jewish origin (Yiddish - שטערנהארץ). It is derived from the yiddish words "star" (שטערן) and "heart" (הארץ). The surname in the period of the 18th-20th century was common among the Jews of Podolia (Modern Vinnytsia region of Ukraine) - Nemyriv, Tulchin, Bratslav.
One of the most famous representatives is Rabbi Nathan Sternhartz (a disciple of Rabbi Nachman), 1780 - 1844.
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