John Archibald Watt Dollar FRSE (1866-1947) was a British veterinary surgeon. He served as President of the Royal College of Veterinary Surgeons 1904-05. He was an important and influential author of many veterinary textbooks. He held a Royal Warrant for four consecutive British monarchs, granting him as personal vet to the animals (especially horses) of Queen Victoria, King Edward VII, King George V and King George VI.