Nehemiah of Babylon
Nehemiah of was born in 0240.  He died at the age of 73 in 0313.

 Nathan (Mar 'Ukba II\III) of Babylon
Nathan (Mar 'Ukba II\III) of was born in 0270 in Babylon, Mesopotamia.  He died at the age of 67 in 0337 in Babylon, Mesopotamia.