Dictionary of Medieval Names
from European Sources

Josiah m. Hebrew יֹאשִׁיָּהוּ 'healed, support by Yahweh'.

The name of a Biblical king of Judah. Wycliffite Bible (1395): Josias.

The name came into use in the 16th C with the Protestants.

England
Dutch
1591 Josias AuFr Abeele; 1592 Josias ibid. Beijaert; 1595 Josias ibid. Beijnaert
Early Modern English
1573 Josias bruton-vol1 p. 40
France
Middle French
1562 Josias RegPCC-1 p. 17; 1563 Josias ibid. p. 23; 1564 Josias ibid. p. 48; 1571 Jozias ibid. p. 458
Cite as: S.L. Uckelman. "Josiah". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Josiah.