Awarded each year to the best first class honours student at Stage 4 in Pure Mathematics. It is currently worth £100 in book tokens. Alfred Cardew Dixon was Professor of Mathematics in Queen's from 1901 until his retirement in 1930. He was elected to a Fellowship of the Royal Society in 1904 and was President of the London Mathematical Society between 1931 and 1933. In 1937, shortly after his death the previous year, his niece, Mrs. Mona Woolnough, endowed the prize named after him.