Fausset's Bible Dictionary
1. Descendant of Gilead, Manasseh's grandson, and Bedan's father (1 Chronicles 7:17).
2. Eshek's firstborn, brother of Azel, Saul's descendant. His sons were mighty archers ("treaders of the bow"), with grandsons, numbering 150.
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Fausset, Andrew R. Entry for 'Ulam'. Fausset's Bible Dictionary. https://www.studylight.org/dictionaries/eng/fbd/u/ulam.html. 1949.