Hanan (hāˈnən) [key], in the Bible. 1 Reader with Ezra in explaining the law. 2 Sealer of the covenant, probably the same as the preceding. 3 Descendant of Saul. 4 One of David's guard. 5 One of Nehemiah's treasures. 6 Father whose sons had a room in the Temple. 7, 8 Sealers of the covenant. 9 Family of Nethinim. 10 Benjamite chief.