Who was the legal grandson of the Earl of Merica?
Ælfgar, Earl of Mercia Ælfgar (died c. 1060) was the son of Leofric, Earl of Mercia, by his famous mother Godgifu (Lady Godiva). He succeeded to his father's title and responsibilities on the latter's death in 1057. He gained the additional title of Earl of East Anglia, but also was exiled for a time. Through the first marriage of his daughter he would become father-in-law of the Welsh king Gruffydd ap Llywelyn; a few years after his death, his daughter would become a widow and marry English King Harold.
Charles Courtenay, 19th Earl of Devon Charles Peregrine Courtenay, 19th Earl of Devon (born 14 August 1975), styled as Lord Courtenay until 2015, is an English barrister and the son of the late 18th Earl of Devon.