Marsena
The name Marsena means “bitterness of a bramble”.
Smith's Bible Dictionary 1863
(worthy), one of the seven of Persia, "wise men which knew the times," which saw the king’s face and sat first in the kingdom. (Esther 1:14)
International Standard Bible Encyclopedia 1915
mar-se'-na, mar'-se-na (marcena'; derivation unknown but probably of Persian origin (Es 1:14)): One of "the seven princes of Persia and Media, who saw the king's face, and sat first in the kingdom."