Meshullemeth (מְשֻׁלֶּמֶת) means "friend" or "reconciled" in Hebrew. In 2 Kings 21:19, Meshullemeth was the **mother of King Amon of Judah** — daughter of Haruz of Jotbah. Grandmother of Josiah the reformer king.
Among the most obscure named Judahite queen-mothers.
Meshullemeth reduces to four — the number of Judahite queen-mother.