Zattu

Id., one whose descendants returned from the Captivity with Zerubbabel (Ezra 2:8; Nehemiah 7:13); probably the same as Zatthu.

Source: Easton's Bible Dictionary
Zattu

The sons of Zattu were a family of laymen of Israel who returned with Zerubbabel. (Ezra 2:8; Nehemiah 7:13)

Source: Smith's Bible Dictionary