Researcher Harrison Fairax, states a Robert Cary was the father of Sir John Cary, Baron of the Exchequer, citing inq. p.m. and de banco pleas. Named in an Inquisition 20 Rich II #127 (1397). The inquistion calls him Robert de Cary Armiger.
Sources:
Gary Boyd Roberts, The Royal Descents of 500 Immigrants to the American Colonies or the United States Who Were Themselves Notable or Left Descendants Notable in American History, Genealogical Publishing Co., 1993 p. 409. Frederick Lewis Weis, Ancestral Roots of Certain Colonists Who Came to America Before 1700, 7th ed, Genealogical Publishing Co., 1992 line 125. Frederick Lewis Weis, The Magna Charter Sureties, 4th ed. Genealogical Publishing Co., 1991 line 129. Sanders, English Baronies, A Study of Their Origin and Descent 1086-1327, Oxford University Press, 1960. p. 2. Inquisition post mortem 12 Edward I, #545. Ibid. 55 Henry II, #779; 5 Edward II, #310. George Norbury MacKensie, Colonial families of the United States, Genealogical Publishing Co. 1966, p. 150 Inquisition post mortem 35 Edward I, #428. Sanders, English Baronies, A Study of Their Origin and Descent 1086-1327, Oxford University Press, 1960. p. 49. Sir Henry Saint-George, The Visitation of the County of Devon in the year 1620. Ed. by Frederic Thomas Colby. London, 1872. Harleian society. Publications ; v.6. John Burke; A Genealogical and Heraldic History of the Commoners of Great Britain, 1835-38. Henry Grosvenor Cary, The Cary Family in England p. 26.