Johanan

A man, in the time of the Divided Monarchy · named in 1 verse

the name means Jehovah-favored Strong's Lexicon

Johanan, a Gadite warrior, was one of the men who joined David at Ziklag and helped him fight against raiding bands.

From Easton's Bible Dictionary

Whom Jehovah graciously bestows. (1.) One of the Gadite heroes who joined David in the desert of Judah (1 Chr. 12:12).

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