He was educated privately and at Trinity College, Dublin and succeeded his father in 1801.
[1] His paternal grandparents were Gertrude (née Baillie) Moore (a daughter of Capt.
Francis Baillie) and John Moore of Drumbanagher, also an MP for Ballynakill.
In 1802, he represented County Donegal in the Parliament of the United Kingdom, serving until 1818.
[3] As his son died without issue in 1879, the baronetcy passed to a distant cousin, Augustus Abraham James Stewart (1832–1889), who became the 9th Baronet.