Thomas Weston, 4th Earl of Portland (9 October 1609 – May 1688) was a younger son of the 1st Earl of Portland

Richard Weston, 1st Earl of Portland

Richard Weston, 1st Earl of Portland, KG , was Chancellor of the Exchequer and later Lord Treasurer of England under James I and Charles I, being one of the most influential figures in the early years of Charles I's Personal Rule and the architect of many of the policies that enabled him to rule...

, by his second wife Frances Walgrave. He was born at Neyland

Neyland

Neyland is a town in Pembrokeshire, Wales, lying on the River Cleddau and the upstream end of the Milford Haven estuary. The nearby Cleddau Bridge crosses the river, linking Neyland to Pembroke Dock.-History:...

 in Essex

Essex

Essex is a ceremonial and non-metropolitan county in the East region of England, and one of the home counties. It is located to the northeast of Greater London. It borders with Cambridgeshire and Suffolk to the north, Hertfordshire to the west, Kent to the South and London to the south west...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

.

His elder brother Jerome

Jerome Weston, 2nd Earl of Portland

Jerome Weston, 2nd Earl of Portland was an English diplomat.-Life:He was the second but eldest surviving son of the 1st Earl of Portland, by his second wife Frances Walgrave. He was born at Neyland, Essex....

 succeeded their father in 1635, and passed the title to his own son, Charles

Charles Weston, 3rd Earl of Portland

Charles Weston, 3rd Earl of Portland was the only son and heir of the 2nd Earl of Portland and Lady Frances Stuart.He succeeded his father as Earl of Portland in 1663.He was killed in the Battle of Lowestoft...

, in 1662. However, the 3rd Earl did not marry and produce a direct heir of his own prior to his death in 1665, so Thomas succeeded as Earl of Portland

Earl of Portland

Earl of Portland is a title that has been created twice in the Peerage of England, first in 1633 and again in 1689.-First creation :The title of Earl of Portland was first created for the politician Richard Weston, 1st Baron Weston, in 1633...

.

Lord Portland married Anne Boteler, daughter of the 1st Baron Boteler

Baron Boteler

Baron Boteler was a title that was created three times in the Peerage of England.The first barony, Baron Boteler, of Werington, was created by writ on 23 June 1295 for William le Boteler...

 and widow of the 1st Earl of Newport

Mountjoy Blount, 1st Earl of Newport

Mountjoy Blount, 1st Earl of Newport , created Baron Mountjoy in the Irish peerage , baron Mountjoy of Thurveston in the English peerage and Earl of Newport was appointed master of ordnance to Charles I of England and played an ambiguous part in the early years of the English Civil War.He was...

, but they had no children. When he died, his estates passed to his nieces, the daughters of the 2nd Earl, but his title became extinct.

Styles from birth to death

• Mr. Thomas Weston (1609–1628)
• The Hon. Thomas Weston (1628–1665)
• The Rt. Hon. The Earl of Portland (1665–1688)