Check out Robert Koehler's haircuts throughout his career:
Robert Koehler had various haircuts during his career. He became famous as a world-class painter. However, the German-born painter and art teacher was specially known for his unique appearances and his adorable character. Before his tragic demise at the age of 67 he was again and again in the spotlight of tabloids because of his outstanding hair. Check out Robert Koehler's former and current hairstyles right here: