Who is Frenhofer from the short-story, The Unknown Masterpiece?

The old man, Frenhofer, is a famous and wealthy artist of legendary renown who, in his old age, has been seen to go crazy by some as he struggles away on the masterpiece he has been working at for a decade. Frenhofer has a deep love for love, life, beauty, and art, and how all are one in the same to him. Frenhofer considers such things pure, and considers the love of his life to be his masterpiece, something he will not show the rest of the world exposed and unfinished.