- Birth Date
- 29 March 1830
- Death Date
- 8 October 1905
John Grant Heggie
- Age at Departure: 23
- 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).
- Find a Grave (Website)
- Heggie, John Grant, Biographical sketch, Tooele Stake, High Priest Quorum Genealogical Records, early-1925, reel 7018, 105, in Record of Members Collection 1836-1970.
- “Jacob Gates Company report, 1853 September 11.” In Brigham Young office emigrating companies reports 1850-1862, Reports 1853-1855. (CR 1234 5, Box 1, Folder 28)