From an unused root meaning to superintend; a prefect of a province -- prince, ruler.
H5461. sagan
[סֶ֫גֶן סָגָן,] noun masculine prefect, ruler (loan-word from Assyrian šaknu, prefect of conquered city or province (√ šakânu, set, appoint DlHWB 659, compare SchrCOT Isaiah 41:25; apparently = Late Hebrew סֶגֶן סָגָן,, Aramaic סִגְנָא a superior (not high) priest; Mandean אשגאנדא WBrandtMand. Schriften 169 a candidate for priesthood; compare Jen in Brandtib.; hence perhaps Greek ζωγάνης, compare LewyFremdw. 129); — only plural סְגָנִים Ezekiel 23:6 14t.; suffix סְגָנֶיהָ Jeremiah 51:57 + 51:58 (where read probably ᵐ5 סְגָנָיו Gie); —
1 prefects of Assyr. and Babylonian Ezekiel 23:6, 12, 23; Jeremiah 51:23, 57 (all + מַּחוֺת), Isaiah 41:25, of king of Medes Jeremiah 51:28 (+ מַּחוֺת).
2 petty rulers, officials of Judah (only Nehemiah Ezra in sources): distinguished from חֹרִים nobles Nehemiah 2:16; 4:8; 4:13; 5:7; 7:5; alone, 2:16; 12:40; 13:11; + יְהוּדִים 5:17 (see also 2:16); + שָׂרִים Ezra 9:2. compare Biblical Aramaic סְגַן.