incumbent (adjective and noun) – adjective: holding an official job. – noun: the person holding an official job.
Examples of how you can use incumbent:
The photograph shows the incumbent president shaking hands with the Ayatollah from Iran.
Will the incumbent mayor participate in the festivities around the Queen’s birthday?
With 12 million downloads in one hour he must be the incumbent King of Pop.
The future incumbent will have the following duties.
In the chaotic political climate, the incumbent is not likely to stay long in office.