Whitby was born on 8 May 1895 in Yeovil, Somerset. He was the second of three sons born to Benjamin Whitby and his wife, Jane Elizabeth Whitby. He was educated at King's College, an independent school in Taunton, Somerset, and at Bromsgrove School, an independent school in Bromsgrove, Worcestershire. In 1914, having completed his schooling, he was awarded a senior open scholarship to attend Downing College, Cambridge. However, he did not immediately take up his place at the University of Cambridge, and instead enlisted in the military at the start of World War I. Having returned from military service as a decorated but disabled officer, he returned to studies. In October 1918, he took up his scholarship and matriculated into Downing College, Cambridge, to study medicine. After completing his theoretical studies he moved to Middlesex Hospital in London to complete his training. He was awarded the Freeman Scholarship and the Leopold Hudson Prize in 1922, and the Hetley Clinical Prize in 1923. In 1923, he graduated Bachelor of Medicine, Bachelor of Surgery. He was awarded a Diploma of Public Health in 1924.
Career
World War I military service
Rather than take up his place at the University of Cambridge, with the outbreak of World War I, Whitby joined the Royal Fusiliers, British Army, as a private. On 16 May 1915, he was commissioned into the 3rd Battalion, Royal West Kent Regiment, as a second lieutenant. He trained and served as a machine gun officer. In October 1915, his commission and rank were confirmed. On 1 December 1916, he was made a temporarylieutenant. On 1 July 1917, his promotion to lieutenant was confirmed. On 10 October 1917, while attached to the Machine Gun Corps, he was made an actingcaptain to command a company. On 19 February 1918, while attached to the Machine Gun Corps, he was further promoted to acting major During World War I, he saw active service in the Serbian Campaign, in the Gallipoli Campaign, at the Macedonian front, and at the Western Front. In 1917, he fought at the Battle of Passchendaele and was awarded the Military Cross for gallantry during the battle. On 15 November 1918, he retired from the British Army on the grounds of ill health. He was granted the honorary rank of major. He had received a wound in battle in March 1918, that resulted in one of his legs having to be amputated. He was haemorrhaging from the femoral artery but an American doctor managed to stop the bleed and Whitby survived the trauma.
Medical career
In 1923, Whitby began his career in medicine having received an appointment at Middlesex Hospital as an assistant pathologist. In 1927, he was awarded the degree of Doctor of Medicine by the University of Cambridge. From 1928 to 1929, he was part of a team of medical staff who cared for the ailing King George V. For the next ten years, he practised as a clinical pathologist and began his research into haematology. In addition to his medical practice, Whitby was an ardent researcher. From 1955 to 1938, he researched the used of the new drug group sulphonamide. He discovered and perfected 'M and B 693', a first generation sulphonamide antibiotic. His publications during this period included Medical Bacteriology, The Laboratory in Surgical Practice, and Disorders of the Blood.
Whitby's marriage, to Ethel Murgatroyd, took place in Halifax in the late summer of 1922. His wife was herself a qualified surgeon and physician. The marriage produced three sons and one daughter. These included the biochemist Lionel Gordon WhitbyFRSE. Sir Lionel Whitby died in London.
Honours
In 1929, Whitby was appointed Commander of the Royal Victorian Order in recognition of his role in the treatment of King George V. In the 1945 New Year Honours, when he was commanding officer of the Army Blood Transfusion Service at Southmead Hospital in Bristol it was announced he was to be made a Knight Bachelor 'for services in the development of the sulphonamide group of drugs'. On 13 February 1945, he was knighted at Buckingham Palace by King George VI. In 1938, he was awarded the John Hunter triennial medal and prize by the Royal College of Surgeons for his work in the development of the clinical use of sulphapyridine. In July 1945, he was awarded the Gold Medal of the Royal Society of Medicine in recognition of his work on wound shock and blood transfusions. The President of the RSM, Sir Gordon Gordon-Taylor, jokingly described Whitby as 'the greatest vampire the world has known'.