Simpson David Huffaker
- Born: 23 Jul 1812, Monticello, Wayne, KY
- Christened: Nauvoo, , IL
- Marriage: Elizabeth Ann Brady 28 Sep 1852, Pres. Brigham Yo
- Died: 25 Oct 1891, So. Cottonwood, Salt Lake City, Salt Lake, UT
- Buried: 27 Oct 1891, Huffaker Family, So. Cottonwood, Salt Lake City, Salt Lake
Ancestral File Number: 1H3P-J1.
Simpson married Elizabeth Ann Brady, daughter of Lindsey Anderson Brady and Elizabeth Ann Hendrickson, on 28 Sep 1852 in Pres. Brigham Yo. (Elizabeth Ann Brady was born on 3 Mar 1839 in Far West, Caldwell, MO, died on 27 Jan 1922 in West Jordan, Salt Lake, UT and was buried on 30 Jan 1922 in South Cottonwood.)