Hattush = |assembled|
1) a descendant of David, apparently one of the sons of Shechaniah, in the 4th or 5th generation from Zerubbabel
1a) a man who returned with Ezra; maybe same as 1 above
1b) a man who returned with Zerubbabel; maybe same as 1 above
2) son of Hashabniah who helped repair the walls of Jerusalem with Nehemiah