On=“wealth” or “vigour” 1) a chief of the tribe of Reuben Part of Speech: noun proper masculine A Related Word by BDB/Strong’s Number: the same as H202
Brown-Driver-Briggs
II. אוֺןproper name, masculine (vigour) a chief of tribe of Reuben Numbers 16:1.
Englishman's Concordance (References)
Strong's Hebrew: 203. אוֹן (On) — 1 Occurrence
Numbers 16:1 HEB:בְּנֵ֧י אֱלִיאָ֛ב וְא֥וֹן בֶּן־ פֶּ֖לֶת NAS: of Eliab, and On the son KJV: of Eliab, and On, the son INT: the sons of Eliab and On the son of Peleth