| Constituency | Dates |
|---|---|
| Mitchell | 1715 – Feb. 1722 |
Lt.-gov. Montserrat 1689 – 95; capt. 2 Ft. 1690; gov. Maryland 1698 – 1701; agent for Maryland in London 1701 – 05, for Virginia 1706 – d.
Merchant adventurer of Newcastle-upon-Tyne 1698, hostman 1704.
The grandson of John Blakiston, regicide Member for Newcastle-upon-Tyne in the Long Parliament, Blakiston served in the army in the West Indies, becoming lieutenant-governor of Montserrat with the acting rank of colonel. Appointed governor of Maryland in 1698, he retired on grounds of health in 1701, receiving the thanks of the court of delegates who appointed him their agent in London. From 1706 onwards he served as agent for Virginia in London at a salary of £300 p.a.3CSP Col. 1702, pp. 150, 164; 1717-18, p. 206. Returned for Mitchell as a Whig in 1715, he voted with the Administration in every recorded division, dying towards the end of February 1722. His will4PCC 46 Marlbro’. was proved 5 Mar. 1722.
