Parliamentarian has two principal meanings.

First, it may refer to a member or supporter of a Parliament, as in:

• Member of parliament
• Roundhead, supporter of the parliamentary cause in the English Civil War

Second, in countries that do not refer to their legislative bodies as a parliament, parliamentarian may instead refer to an expert adviser on parliamentary procedure, as in:

• Parliamentarian (consultant), an officer or outside consultant designated by an organization to serve as an expert in parliamentary procedure
• Parliamentarian of the United States House of Representatives
• Parliamentarian of the United States Senate
• A member of the National Association of Parliamentarians
• A member of the American Institute of Parliamentarians
• An official in Congressional Debate, a scholastic debate format

• Parliament
• Parliamentary system
• Parliament of England
• Parliamentary procedure
• Councilor

This disambiguation page lists articles associated with the title Parliamentarian.
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