He was son and heir of Thomas Wearg of the Inner Temple, who married in 1679 Mary Fletcher of Ely, and was born in London.
He matriculated at Peterhouse, Cambridge in 1705,[1] and was admitted student at the Inner Temple on 25 November 1706; he was called to the bar in 1711, and became bencher in 1723, reader in 1724, and treasurer in 1725.
He acted as the counsel for the crown in the prosecutions of Christopher Layer and Bishop Francis Atterbury, and was one of the principal managers for the House of Commons in the trial of Lord Chancellor Macclesfield.
A volume published in 1723 contained The Replies of Thomas Reeve and Clement Wearg in the House of Lords, 13 May 1723, against the Defence made by the Late Bishop of Rochester and his Counsel.
P.’ in the ‘London Journal’ on 12 November 1726; and two days later swore an affidavit that a book produced by him, and entitled The Case of Impotency as debated in England, Anno 1613, in Trial between Robert, Earl of Essex, and the Lady Frances Howard, 1715, was also by Wearg.