Background
Allestry was the son of Thomas Allestry of Alvaston, Derbyshire and his second wife Constance Isley.
Allestry was the son of Thomas Allestry of Alvaston, Derbyshire and his second wife Constance Isley.
He was a commissioner for assessment at Derby in 1657 and from 1660 until his death. He was also town clerk from January 1660 and commissioner for the peace from 1661. He held the seat until his death in 1665.
Allestry married Sarah Bradshaw, daughter of William Bradshaw of Derby on 28 September 1637.
Their son William was also Member of Parliament for Derby.
Cavalier Parliament]
In 1660 Allestry was elected Member of Parliament for Derby and was re-elected without contest in 1661 for the Cavalier Parliament.