Apollo Greek and Roman God. Information on Apollo the Greek and Roman god and depictions of Apollo in cameos thoughout the ages. Apollo is the Olympian god of the sun and light, music and poetry, healing and plagues, prophecy and knowledge, order and beauty, archery and agriculture. An embodiment of the Hellenic ideal of kalokagathia, he is harmony, reason and moderation personified, a perfect blend of physical superiority and moral virtue. A complex deity who turns up in art and literature possibly as often as Zeus himself, Apollo is the only major god who appears with the same name in both Greek and Roman mythology. Reference: Greek Mythology