Wikipedia has lots of information about him. He was Hong Kong's Attorney-General from 1865 to 1873:
In 1862, facing crippling financial losses, Pauncefote decided to go and practise as a barrister in Hong Kong. In 1865, he was appointed acting Attorney General and in 1866 became the Attorney General of Hong Kong. As attorney general, he served as acting Chief Justice and acting Puisne Judge on a number of occasions. <Read more ...>