Sir Alfred Cardew Dixon, 1st Baronet Warford FRS (22 May 1865 – 4 May 1936) was an English mathematician.Dixon was born on 22 May 1865 in Northallerton, Yorkshire, England. He studied at the University of London and graduated with an MA. He entered Trinity College, Cambridge, in 1883 and graduated as Senior Wrangler in the Mathematical Tripos in 1886. In 1888, Dixon was awarded the second Smith's Prize, and also appointed a Fellow of Trinity College, Cambridge. He took the degree of Sc.D.