Sir William Powell, 1st Baronet (c. 1624 – 2 December 1680) was an English politician who sat in the House of Commons in 1660.
[1] He sat on the bench as a Justice of the Peace for Middlesex from 1650 to 1654 and Herefordshie from 1677 to his death and appointed High Sheriff of Herefordshire for 1657–58.
[2] He was created baronet on 25 January 1661 under the recreated baronetcy of Pengethly.
[3] Powell married firstly, Mary, Lady Brydges, widow of Sir John Brydges, 2nd Baronet of Wilton Castle, and daughter of John Pearle of Aconbury, in Herefordshire.
His daughter Mary married Sir John Williams, 2nd Baronet, of Eltham.