Field Marshal Sir Kaiser Shumsher Jang Bahadur Rana, GBE (8 January 1892 – 7 June 1964) was a field marshal in the Royal Nepalese Army. He was the third son of Maharaja Sir Chandra Shamsher Jang Bahadur Rana, GCB, GCSI, GCMG, GCVO the fifth Prime Minister of Nepal of the Rana dynasty and Bada Maharani Chandra Loka Bhaktha Rajya Lakshmi.