Background
Jermyn was the son of Sir Robert Jermyn of Rushbrooke, Suffolk.
Jermyn was the son of Sir Robert Jermyn of Rushbrooke, Suffolk.
He was admitted at Emmanuel College, Cambridge in 1585. He was knighted at Rouen, France in 1591 and became Knight of the Bath in 1603. In 1614, he was elected Member of Parliament for Bury Street Edmunds.
He was re-elected for Bury Street Edmunds in the elections in 1621, 1623, 1625, 1626 and 1628.
In 1629 King Charles decided to rule for eleven years without parliament. In April 1640, Jermyn was re-elected Member of Parliament for Bury Street Edmunds in the Short Parliament.
He became Lord Lieutenant of Suffolk in 1640, and also served as Comptroller of the Household between 1639 and 1641. He fought as a Royalist during the English Civil War and became disabled through injury in 1644.
He died a year later at the age of 72.
Short Parliament; Useless Parliament. Happy Parliament; Addled Parliament. 2nd Parliament of King Charles I]
In 1604, Jermyn was elected Member of Parliament for Andover and held the seat until 1611.