- Birth Date
- 9 February 1799
- Death Date
- 23 October 1880
John Duncan Heggie
- Age at Departure: 54
- Head of Household
- Christopher Arthur Emigrating Company journal, 1853 February-October.
- Daughters of Utah Pioneers. History of Utah's Tooele County: From the Edge of the Great Basin Frontier (Tooele, UT: Transcript Bulletin Publishing, Inc., 2012).
- "Died," Deseret News [Weekly], 10 Nov. 1880, John Heggie
- Find a Grave (Website)
- Heggie, John Duncan, Biographical sketch, Tooele Stake, High Priest Quorum Genealogical Records, early-1925, reel 7018, 91, in Record of Members Collection 1836-1970.
- History of Tooele County , 490.
- Jacob Gates Company report, 1853 September 11, Brigham Young office emigrating companies reports, 1850-1862.
- Stephen Forsdick autobiography, circa 1927, 15-26.
- Utah State History Cemeteries and Burials Database.