Leib is a Jewish Yiddish name meaning lion, often paired with Hebrew Judah names in traditional naming.
Leib is a Yiddish name meaning "lion," derived from the Middle High German löwe (lion), which in Yiddish became leib or leyb. It was one of the most common masculine names in Ashkenazi Jewish communities across Eastern Europe for centuries, often paired with the Hebrew name Aryeh (also meaning lion, from the biblical Hebrew), creating the double-barreled name Aryeh Leib — lion in two languages simultaneously, a doubling that served as both a linguistic bridge between the sacred and vernacular worlds and a naming convention that emphasized the symbolic weight of the lion. In Jewish tradition, the lion has profound symbolic resonance: it is associated with the tribe of Judah, with kingship, with the strength of the Torah's defenders.
The name Leib thus carried a communal aspiration — that a child so named might embody courage, leadership, and nobility. Great rabbinical and Hasidic figures bore the name: Aryeh Leib of Shpolye, known as the Shpoler Zeyde (the grandfather of Shpola), was a beloved eighteenth-century Hasidic master. The name echoes through the literary and intellectual history of Eastern European Jewry.
In the post-immigration world, many Leibs became Leo or Leon in anglicization — names that preserved the lion meaning while smoothing into the American soundscape. Today, Leib is experiencing quiet revival among families reconnecting with Ashkenazi heritage, Yiddish culture, and the tradition of zeyde-naming (naming for a grandfather). It is a name of two syllables and enormous historical depth, worn lightly by any child fortunate enough to carry it forward.