Patrick Lord Johnston was the second son of Colonel Patrick Johnston (1823-1898) and Hannah Eliza Lord. Col Johnston was in the 32nd Regiment and captain and adjutant of the 99th Regiment when stationed in Hobart and Launceston. Patrick junior was born at Charles Fort, County Cork, Ireland in 1857; his brother James was born the previous year. Patrick married Edith Bell in Victoria on 7 Jan 1886. They had three children in Launceston: Margaret, 1894-1978; Kenneth, 1896 and Ian, 1901. At the time of the Tasmanian Exhibition Patrick was a real estate agent and later a chief clerk in the Taxation Office.
He was for many years the treasurer and warden of the Holy Trinity Anglican Church, a breeder of pure-bred poultry, a prominent horticulturalist, secretary of the Launceston Horticultural Society and secretary of the Tasmanian Gardeners' Association. He won prizes for fruit and vegetables at the Exhibition. Patrick died aged 45 on 27 Dec 1902. His remains were moved to the Carr Villa Cemetery after his wife Edith died on 25 Sep 1930. They are buried together with their unmarried daughter Margaret in Section B11 No 43. There is a memorial window at the Holy Trinity Church for P Lord Johnston. Edith is also pictured in the Family Album.