Sir Joseph George Long Innes (16 October 1834 – 28 October 1896), was a judge and politician in colonial Australia, and Attorney General of New South Wales from 1873 to 1875. Innes was born in Sydney, New South Wales the eldest son of Major Joseph Long Innes (superintendent of police) and his wife Elizabeth Anne, the daughter of Thomas Reibey and Mary Reibey. Innes was educated at William Timothy Cape's school and at the King's School, Parramatta. He then went to England, and entered as a student at Lincoln's Inn in November 1856; and, after winning a certificate of honour in May 1859, he was called to the bar in November of the same year.