H. Wyatt Johnston was born in Montréal in 1887, the son of Wyatt Galt Johnston (M.D.,C.M., McGill, 1884) and his wife Elizabeth Turnor. After serving in the World War I, he earned a B.Sc. from McGill in 1921. Until the outbreak of World War II he directed the pulp and paper division of Forest Products Laboratories. He served with the Armoured Corps in the War, and in 1945 joined Southerland Refiners Co.

Born in Sudbury, Ontario , David Johnston received his B. A. from Harvard in 1963 . He holds law degrees from Cambridge University and from Queen's, and served on the Law Faculties of Queen's and the University of Toronto before being appointed Dean of Law at the University of Western Ontario in 1974. The author of numerous publications, he has specialized in securities regulation and in corporation and labour law. He took up his duties as Principal and Vice-Chancellor in September 1979, serving in that capacity until August 1994 . Thereafter, he continued his academic career at McGill, teaching in the Centre for Medicine, Ethics and Law.

George Johnston was born on July 20, 1797, in Swinton or Simprin, Berwickshire, Scotland.

He was a Scottish physician, naturalist, and author. In his infancy, his family moved to Ilderton, Northumberland, England. Johnston was educated first at Kelso, then at Berwick grammar school, and finally at the University of Edinburgh (M.D., 1919). He was apprenticed to Dr. Abercrombie, and in 1817, he became a member of the Royal College of Surgeons of Edinburgh (R.C.S.E). In 1818, he began his practice in Berwick where he stayed for the rest of his life. In 1824, he became a Fellow of the R.C.S.E. He was thrice mayor of Berwick, and became LL.D. of Aberdeen. He retired from practice in 1853. Johnston was one of the founders of the Berwickshire Naturalists' Club and became its first president in 1831. In 1837, he became one of the editors of the Magazine of Zoology and Botany, later the Annals and Magazine of Natural History, the Edinburgh Philosophical Journal, Loudon's Magazine of Natural History, the Transactions of the Natural History Society of Newcastle, and he also contributed numerous papers to the Proceedings of the Berwickshire Naturalists' Club.

In 1819, he married Catharine Charles (1794-1871), an English botanical illustrator who illustrated many of his publications. He died on July 30, 1855, in Berwick, Sussex, England.

George Johnston, educator and Minister of the United Church of Canada, was born in Clydebank, Scotland, in 1913. Educated at Glasgow University he earned his M.A. with Honours in 1935, his B.D. with Distinction in 1938. In 1941 he was granted a PhD. from Cambridge University. George Johnston served in the Second World War. He was granted a D.D. from United Theological College in 1974, and from Montreal Diocesan Theological College in 1975. In 1974 he was awarded an LL.D. from Mt. Allison University. Between 1959 and 1981 he was Professor of New Testament at McGill University, Dean of the Faculty of Religious Studies from 1970 to 1975, Faculty Lecturer from 1981, and Governor of the University from 1971 to 1975. In 1982 Dr. Johnston was appointed Emeritus Professor of Religious Studies. He was a Lecturer, Professor and Visiting Professor at leading universities in Scotland, Canada and the United States, and was awarded many Fellowships. He is the author of many publications such as The Doctrine of the Church in the New Testament (1943), The Secrets of the Kingdom (1954), Discovering Discipleship (1983) and Opening the Scriptures (1992). He also worked as an editor.

Hugh Johnston was born on January 5, 1840, in Southwold, Elgin, Ontario.

He was a Methodist minister and author. He graduated from Victoria University (M.A., 1865; B.D.; 1869; honorary D.D., 1874). He was ordained a minister in 1866 and served large churches such as Centenary (Hamilton), St. James (Montreal), and Metropolitan (Toronto). He was elected President of the Toronto Conference in 1890, and in 1893, he moved to the United States and served Methodist Episcopal churches in Washington and Baltimore. He was an extensive traveler, well known as an author, and won fame with his book, "The Life Beyond" (1903). He also published the book "Toward the Sunrise" (1881), a sketch of his travels in the Holy Land; and a collection of sermons and other writings.

In 1867, he married Elizabeth Holland (1848–1931). He died on September 24, 1922, in Baltimore, Maryland.