He was the only son of Captain Anthony Abdy, a maternal greatgrandson of Sir William Abdy, 4th Baronet, and his wife Grace Rich, daughter of Sir Thomas Rich, 5th Baronet.
[2] Abdy was educated at Winchester Cathedral in Hampshire[3] and at St John's College, Cambridge, where he graduated with a Bachelor of Arts in 1833.
[5] He was elected as a Member of Parliament (MP) for Lyme Regis in 1847 and represented the constituency until 1852.
[2] They had five children, two daughters and three sons:[3] Abdy died aged 66 and was succeeded in the baronetcy successively by his sons William, Anthony and Henry.
[3] His daughter Grace Abdy married Lord Albert, son of the 2nd Duke of Sutherland.