lawmaker

n. one who makes laws, lawgiver, legislator

A legislator (or lawmaker) is a person who writes and passes laws, especially someone who is a member of a legislature. Legislators are usually politicians and are often elected by the people. Legislatures may be supra-national (for example, the United Nations General Assembly), national (for example, the United States Congress), regional (for example, the Scottish Parliament) or local (for example, local authorities).
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Noun
1. a maker of laws; someone who gives a code of laws
(synonym) lawgiver
(hypernym) leader
(hyponym) legislator
(classification) law, jurisprudence

(n.)
A legislator; a lawgiver.
  

Synonyms and related words:
MP, Member of Congress, Member of Parliament, alderman, assemblyman, chosen freeholder, city father, congressman, congresswoman, councilman, floor leader, lawgiver, legislator, majority leader, minority leader, party whip, representative, senator, solon, state senator, whip