Joel

A man, in the time of Exile and Return · named in 1 verse

the name means Jehovah (is his) God Strong's Lexicon

Joel was among the Israelites who had married foreign women and pledged to put them away during Ezra's reforms.

From Easton's Bible Dictionary

The oldest of Samuel's two sons appointed by him as judges in Beersheba (1 Sam. 8:2). (See VASHNI.)

Easton's Illustrated Bible Dictionary, 1897 — public domain, quoted in full and unedited.

First named at Ezra 10:43.

Ezra 10:43 And from the descendants of Nebo: Jeiel, Mattithiah, Zabad, Zebina, Jaddai, Joel, and Benaiah.