Robert Gibbons (d. 1805), 3rd son of Sir John Gibbons and Martha, daughter of Rev. Dr. Scawen Kenwick, was a member of the Council of the Island of Barbados; he married Margaret, daughter of P. Crookenden of Barbados.
Williamson/Englehart (loc. cit.) record that Mr Gibbons sat to Engleheart in 1789 and also records a Lady Gibbons painted in 1784 and a Miss Gibbons painted in 1807.