An elector can be:
- In the Holy Roman Empire, the collegiate of Electors (Kurfürsten) consisted of those lay or clerical princes who had the right to vote in the election of the Emperor; see Holy Roman Empire elector.
- Specifically in the United States, electors are delegates who have the right to vote in the U.S. Electoral College for the President of the United States.
- Generally, any voter can be called an elector; collectively such electors may comprise an electorate.