Mash

Not sure if Mash and Meshech are one of the same or two individuals.

Gen 10:23  And the children of Aram; Uz, and Hul, and Gether, and Mash. 

1Ch 1:17  The sons of Shem; Elam, and Asshur, and Arphaxad, and Lud, and Aram, and Uz, and Hul, and Gether, and Meshech.