rogator

Etymology
From.

Noun

 * 1) Someone who proposes a law to the people; the proposer of a law, presenter of a bill.
 * 2) An officer in the voting comitia who asked the people for their votes; a collector of votes, a polling clerk.
 * 3) Someone who makes a proposal or request; proposer.
 * 4) A beggar, mendicant.