Turn the following verbs into nouns denoting the doer of the action. To support; to vote; to manufacture; to own; to oppose; to believe; to elect; to win; to defend; to direct; to represent; to preside.
To support - supporter to vote - voter to manufacture - manufacturer to own - owner to oppose - oppositionist to believe - believer to elect - elector to win - winner to defend - defender to direct - director to represent - representative to preside - president