originator(n = noun.person) conceiver, mastermind - someone who creates new things;
is a kind of creator
has particulars: beginner, father, founder, founding father, groundbreaker, innovator, pioneer, trailblazer, mover, proposer, proposer, suggester
Derived form verb originate2
One who originates. [1913 Webster]
N producer, originator, inventor, author, founder, generator, mover, architect, creator, prime mover, maker, prime mover.