Thomas Hunt Morgan (1866 nî 9 goe̍h 25 ji̍t – 1945 nî 12 goe̍h 4 ji̍t) sī Bí-kok ê seng-bu̍t-ha̍k-ka. I sī ûi-thoân-ha̍k ê tiōng-iāu khí-chō-chiá, i tùi chúi-kó-báng (Drosophila melanogaster) só͘ chò ûi-thoân ián-kiù sī hiān-tāi seng-bu̍t-ha̍k ê keng-tiám si̍t-giām.