individualist

noun

1. Someone who believes in individualism as a sociopolitical system.
2. Someone who believes in the philosophy of individualism; a solipsist.
3. Someone who does as they wish, unconstrained by external influences.

   “However, apart from all this, the Chief was a grand old man, belonging to a class of individualists which seems to be dying out in these days, when standard behaviour seems to be as prevalent as standard designs.”

   “Miró was too much of an individualist to simply subscribe to an aesthetic party platform of Mediterranean art, which wanted to move forward, but only at a safe trot.”