Thomas Berkeley, 5th Baron Berkeley

Thomas Berkeley, de jure 5th Baron Berkeley, (b. 1472 - 22 January 1532) was a British soldier and aristocrat.

He was born to Sir Maurice Berkeley, de jure 3rd Baron Berkeley, and Isabel Meade, in England. He was the younger brother to Maurice Berkeley, de jure 4th Baron Berkeley, and had a younger brother, James, and younger sister, Anne. On 9 September 1513 he fought in the Battle of Flodden and was knighted by the Earl of Surrey, Thomas Howard. He later became Constable of Berkeley Castle on 15 May 1514, and Sheriff of Gloucestershire, November 1522 - November 1523. By writ, he was succeeded to the title of de jure 5th Baron Berkeley on 12 September 1523 after his brother Maurice's death, and his eldest son Thomas followed as the de jure 6th Baron Berkeley, again by writ.

He firstly married in 1504/1505, Alienor (Eleanor) Constable (c. 1485 - 1540), daughter of Marmaduke Constable, eldest son of Sir Robert Constable (b. 4 April 1423 – 23 May 1488) of Flamborough, Yorkshire, and Agnes Wentworth (d. 20 April 1496), daughter of Roger Wentworth of North Elmsall, Yorkshire and Margery le Despencer, by his wife second wife Joyce Stafford, daughter of Sir Humphrey Stafford (c. 1400 – 7 June 1450) of Grafton, Worcestershire and Eleanor Aylesbury (born c.1406), the daughter of Sir Thomas Aylesbury (d. 9 September 1418) and his second wife, Katherine Pabenham (c.1372 – 17 June 1436). Alienor was the widow of John Ingleby of Ripley, Yorkshire. Thomas and Alienor had two sons and two daughters.

His second wife was Cecily Arnold, daughter and co-heiress to Sir Arnold of Gloucestershire, widow of Richard Rowdon, Sheriff of Gloucestershire.