Kishen Singh Kapoor (1873–1936) was a mathematician, author and a teacher.
He was the eldest son of Bhai Jassa Singh who had migrated to Amritsar city from Kabul, Afghanistan.
[1] The most notable event during his tenure as Principal was the visit of Lord Curzon, the then Viceroy and Governor General of India to campus of Khalsa College, Amritsar.
Later he was a member of Senate of Punjab University, where he served till 1936.
He married Hukum Kaur of Dera Baba Nanak in 1898 and they had two children, a son and a daughter.