Walter Hillyar Colquhoun Long (1858-1892) was a British Second Lieutenant that fought in the First Boer War. He was originally a second Lieutenant in the 6th Dragoons, but was then transferred to the 94th Regiment of Foot on 27 March 1880. As part of the 94th Regiment, he played a crucial part in the defence of Lydenburg during a three month siege in 1881. He was the son of the British politician Walter Long.