Innes’s obituary in the Gentleman’s Magazine records only that he was ‘father of Mrs Grey, widow of the late bishop of Hereford’. When the bishop died in debt, Innes informed Lord Grey that he had done ‘more than all his noble relations put together’ for the bishop’s family, and that he had long opposed his daughter’s marriage on account of differences in rank, and because she was taking on a large young family from the bishop’s two previous marriages.
In 1818, after it had been predicted that he would contest Hythe,
His wife evidently predeceased him and, apart from his daughter Eliza who married Bishop Grey, he had two other daughters, Sarah, and Matilda Maxwell Innes who married in 1828 Rev. William Scott Robinson, son of (Sir) George Abercrombie Robinson, 1st Bt. The latter named his fifth son (born in 1811) Edward Innes Robinson, which probably indicated a prior association. A John Innes was a member of the Pitt Club in 1814 and a John Innes sent Saunders Dundas information on Asian affairs in 1808 and 1810:
