March 30, 1828, Stradone, County Cavan, Ireland.
Circa 1903, probably in Toronto, Ontario, Canada.
Dewart arrived in Canada around 1834. Ordained a Methodist minister in 1855, he edited the Methodist newspaper, the Toronto Christian Guardian (1869-94), and earned a DD degree from Victoria University, Toronto, in 1879. His works include:
- Selections from Canadian Poets (Montréal, Canada: John Lovell, 1864)
- Songs of Life (Toronto, Canada: 1869)
- Bible Under Higher Criticism
- Broken Reeds, or, The Heresies of the Plymouth Brethren Shown to Be Contrary to Scripture & Reason
- Canadian Speaker and Elocutionary Reader
- Children of the Church
- Essays for the Times
- High Church Pretensions Disproved
- Jesus the Messiah in Prophecy and Fulfilment
- Living Epistles
- Misleading Lights
- Modern Criticism and the Preaching of the Old Testament
- Priestly Pretensions Disproved; or, Methodism and the Church of England
- To the Electors of North Toronto
- University Federation
- Waymarks, or, Counsel and Encouragement for Penitent Seekers of Salvation