Gerald Philip Crampton (14 May 1894-1983) was an officer in the British Indian Army attached to the 9th Gorkha Rifles.
Gerald Crampton was born on 14 May 1894, to Thomas Hobbs, a physician, and Augusta. He was educated at Merchant Taylors' School, Northwood, London, leaving there in 1912 before studying science at Downing College, Cambridge.
Crampton was commissioned into the British Indian Army, serving with the Northamptonshire Regiment, the Hampshire Regiment 1/4th Battalion, and the 9th Gorkha Rifles, and participated in the campaigns at Gallipoli and in Mesopotamia.
On 10 April 1919, Crampton was passing through Amritsar railway station en route to Peshawar from Dehradun with his regiment when the station came under attack by a large crowd. He was subsequently ordered to remain in Amritsar. On 13 April 1919, he was formally placed in charge of the troops at Jalianwalla Bagh, acting under the direction of Reginald Dyer.