Likely a shortened or altered form of Deborah, from Hebrew, meaning "bee."
Debr is likely a shortened or altered form of Deborah, the Hebrew name meaning bee. Deborah has long been a strong biblical and historical name, associated with leadership and wisdom, and Debr condenses that heritage into a spare, modern-looking form.
Its brevity makes the connection less obvious, but the root still sits underneath it. As a name, Debr feels stark and rare, almost minimalist in appearance. It has the advantage of being compact and distinctive, though it also carries the shadow of its fuller ancestor.
In that sense, it feels like an abbreviation turned into an identity of its own. Rare short forms often gain their character from how much history they manage to suggest in very few letters.