Sir Thomas Spencer, 1st Baronet

Sir Thomas Spencer, 1st Baronet (c. 1586 - 7 August 1622) was an English landowner and politician who sat in the House of Commons from 1604 to 1611.

Spencer was the son of Sir William Spencer, of Yarnton, Oxfordshire, and his wife Margaret Bowyer, daughter of Francis Bowyer, Alderman of London.

He was also a student of Lincoln's Inn in 1604[1] and in December was one of the keepers of writs and rolls in the court of common pleas.

[1] He was famous for his hospitality and rebuilt the tower at the west end of Yarnton Church.

After her husband's death, she married as his third wife Richard Butler, 3rd Viscount Mountgarret after 1625.