Bear-bear
A compound name common in Yiddish-speaking communities, combining the Hebrew word 'Dov' and the Yiddish word 'Ber', both of which mean bear. It is traditionally used as a double name to provide a vernacular translation of the Hebrew original.
Less common today
Dovber isn't in the latest US Top 1000. It last peaked at #6,173 in 2014.
US births per 5-year period, 1990βpresent (SSA data).
The second Rebbe of the Chabad Lubavitch movement
The Maggid of Mezeritch and leader of the Hasidic movement