Perhaps from a form corresponding to Yhuwd; Judaistic; Jehdai, an Israelite -- Jehdai.
see HEBREW Yhuwd
H3056. Yahday
[יַהְדַּי] proper name, masculine one of the family of Caleb (according to Thes = ׳י יהדיה, leads compare Ol§ 277 h, p. 621; but dubious) יַהְדָּ֑י 1 Chronicles 2:47 (Baer; and elsewhere יֶהְדָּ֑י).
הֹדֹה see הוד.
יֶהְדַּי יַהִדַּי, proper name, masculine see below הדה