Tatna-i
(gift), satrap of the province west of the Euphrates in the time of Darius Hystaspes. Ezr 5:3,6; 6:6,13 (B.C. 520.) The name is thought to be Persian.
Bibliography Information Smith, William, Dr "Definition for 'Tatna-i' Smiths Bible Dictionary". bible-history.com - Smiths; 1901.