Tatsuya Ishihara (Japanese: 石原 立也, Hepburn: Ishihara Tatsuya) is a Japanese animator, television and film director. Working for Kyoto Animation since 1988, he has directed The Melancholy of Haruhi Suzumiya, Clannad, Nichijou, Love, Chunibyo & Other Delusions and Sound! Euphonium.