Lists of state leaders by age

This article contains various lists of state leaders organized by age, defined as heads of state and/or heads of government.

Top ten currently serving
People currently serving as head of state and/or head of government, a party leader of a one-party state, or a representative of a head of state.

Oldest state leaders
The following lists show the oldest people who have served office as state leader (not limited to their age while in office).