Sir Thomas Vesey, 1st Baronet (1668?–1730), was an Anglo-Irish clergyman. He was Bishop of Ossory from 1714 to 1730. He was born at Cork, Ireland when his father, John Vesey, was dean of the church there, was educated at Eton and Christ Church, Oxford, and became a fellow of Oriel College. His mother was John's second wife Anne Muschamp. He married Mary, only surviving daughter and heiress of Denny Muschamp, esq., of Horsley, Surrey and his wife Elizabeth Boyle, and, through her coming into a considerable estate. Mary was a cousin on his mother's side. On 13 July (patent 28 Sept.) 1698, he was created a Baronet, of Abbeyleix in the Baronetage of Ireland.