Chief Councillor of Voga

You may be looking for Gallifrey's president.

The Chief Councillor of Voga (TV: Revenge of the Cybermen ^[+]Loading...["Revenge of the Cybermen (TV story)"]) or President of the High Council (PROSE: Revenge of the Cybermen ^[+]Loading...["Revenge of the Cybermen (novelisation)"]) was the leader of the Vogans. Tyrum held the office during the Vogan Civil War. (TV: Revenge of the Cybermen ^[+]Loading...["Revenge of the Cybermen (TV story)"])