- Birth Date
- 30 May 1840
- Death Date
- 3 December 1916
Evidence from emigration, church (Perpetual Emigrating Fund) records proves that the McLachlan family traveled to Utah in 1863. The year he traveled to Utah was noted in local church financial records. William and his wife, Caroline, lost two children shortly before the company left Florence. William Gilbert McLachlan (born 24 August 1861) died 29 July 1863 and George Augustus McLachlan (born 10 February 1863) died 8 August 1863.
- Age at Departure: 23
- 1880 Utah Census, Salt Lake County.
- McLachlan, William, Journal, in Journal History of The Church of Jesus Christ of Latter-day Saints, 4 Oct. 1863, 13-19.
- McLachlan, William, Reminiscences and journals, 1863-1886, vol. 1, 115-139.
- Perpetual Emigrating Fund Ledger Index, [1992, 2013].
- William McLachlan biographical information, undated. MS 12677