Meanings of great individualist in English

For he was a great individualist, that original, he suffered none other than himself.

"But for his age, Alobar the great individualist is just like any common man."

Leopold Stokowski, one of the great individualists among conductors, put it another way: never mind what the reviews say, just check the length.

May the shades of Dr. Johnson, Charles Lamb, Emerson, and all great individualists protect us from bad definitions, and especially from rigid or formal ones!