For some time he acted as tutor in the family of the Count de Cresnoi, but in 1840 he commenced the practice of medicine in Paris.
In 1846, Louis-Philippe appointed Olliffe a knight of the Legion of Honour, and he was promoted to the rank of Officer in 1855 by Napoleon III.
She was the second daughter of William Cubitt, Lord Mayor of London; the couple inherited a large fortune from her father.
Monday Eleventh May 1868 My Dear Olliffe If the undersigned Individual (newly arrived in this country from the United States of America) can have, through your kind-ness for him, one or two cases of that excellent Hock, his blessing will attend you.
He was lately under the hands of a medical friend of yours, Dr Fordyce Barker of New York, a capital fellow, and always speaking of you as much beholden to you.