Born at
Wellow, Hampshire, he was son of Peter Newcome (1684–1744), rector of
Shenley,
Hertfordshire, and grandson of
Peter Newcome (1656–1738). He was educated at
Newcome's School in Hackney, entered
Queens' College, Cambridge on 7 November 1743, and graduated LL.B. in 1750. Newcome was instituted rector of Shenley, on his own petition, on 23 December 1752, was collated to a prebend at
Llandaff Cathedral on 15 March 1757, and to a prebend at
St Asaph Cathedral on 4 May 1764. The last preferment he handed over to his brother, Henry, in 1766, on being presented to the sinecure rectory of
Darowen,
Montgomeryshire. By the appointment of his friend, J. Heathcote, Newcome twice preached
Lady Moyer's lectures in
St Paul's Cathedral, and was (?) the last preacher on the endowment. In 1786
Sir Gilbert Heathcote gave him the rectory of
Pitsea,
Essex. Newcome died unmarried in his sister's house at
Hadley, near
Barnet, Middlesex, on 2 April 1797. ==Works==