Rei

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

the name means social Strong's Lexicon

Rei was one of the people who remained loyal to King Solomon during Adonijah's attempt to seize the throne.

From Easton's Bible Dictionary

Friendly, one who maintained true allegiance to king David (1 Kings 1:8) when Adonijah rebelled.

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

First named at 1 Kings 1:8.

1 Kings 1:8 But Zadok the priest, Benaiah son of Jehoiada, Nathan the prophet, Shimei, Rei, and David’s mighty men would not join Adonijah.