predsednica

1. (of a state) president
   Predsednica je doputovala u zvaničnu posetu Beogradu. — The president arrived in Belgrade on an official visit.
2. (of an organization, meeting) chairwoman; chairperson; president
   Ona je predsednica kućnog saveta u našoj zgradi. — She's the chair of the residents' council in our building.
   Predsednica suda odbila je da da izjavu. — The president of the court declined to comment.

The feminine of predsednik, usually used when the office holder is a woman.