Seymour Dilworth Young (September 7, 1897 – July 9, 1981) was a general authority of the Church of Jesus Christ of Latter-day Saints (LDS Church) from 1945 until his death.

Young was the grandson of Latter-day Saint leader Seymour B.

Young married Gladys Pratt and had two children, one of whom died in World War II.

Following his first wife's death, Young married Huldah Parker.

Young is the subject of a biography by his grandson, Benson Y. Parkinson (Covenant, 1994).