Anthony Charles William Mosbergen da Roza was an orthopaedic surgeon based in Hong Kong. He was born on 10 August 1932 in Hong Kong, where his father, Carlos Francisco da Roza, was a GP. His mother was Esther Mary née Mosbergen. He was educated at Mary Knoll School and Wah Yan College, and went on to study medicine at the University of Hong Kong. He came to England to study surgery, specialising in orthopaedics. He won the gold medal in the Liverpool MCh Orth examination. He became a registrar at the Royal National Orthopaedic Hospital. In 1963 he moved to Perth, Western Australia, where he worked for two years in the Royal Perth Hospital, before returning to Hong Kong to practise as a consultant in orthopaedics to the Hong Kong Central Hospital and to the Government of Portuugal, Province of Macau.. He was active in the BMA, becoming President of the Hong Kong branch from 1972 to 1974, and was a member of the Medical Council of Hong Kong from 1970 to 1974. He retired to England in 1984, where he became an honorary demonstrator of anatomy at University College and the Middlesex Hospital Medical School. He married Norah Colbert, a nurse at the West Sussex Hospital, in 1957 and she died in 1969. In 1971, he married June Webb, a ward sister at the Middlesex Hospital. He had four children (including sons Mark, Andrew and Nicholas) and four grandchildren. He died from chronic obstructive pulmonary disease on 27 November 2001.