He was the fourth son of Reverend George Chinnery and his wife Eleanor Whitfield, daughter of William Whitfield.
[2] Chinnery was barrister and became High Sheriff of County Cork in 1786.
[4] Subsequently he represented Bandonbridge in the Irish House of Commons until the Act of Union in 1801[4] and thereafter Bandon in the Parliament of the United Kingdom until 1806.
[5] On 29 August 1799, Chinnery was created a Baronet, of Flintfield, in the County of Cork.
[6] Chinnery was succeeded in the baronetcy by Broderick, his eldest and only surviving son of his first marriage.