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. Early life He was the younger brother of Shree Tin Maharaja Sir Mohan Shamsher Jang Bahadur Rana and Sir Baber Shamsher Jang Bahadur Rana. From 1909 for some years he had Basanta Kumar Mallik. Family Kaiser Shamsher married twice and had five sons and five daughters. On 20 April 1904 he married his first wife at the Narayanhity Royal Palace in Kathmandu, Princess Lakshmi Rajya Laxmi Devi of Nepal (1895–1954), the then heir apparent and eldest daughter of King Prithvi Bir Bikram Shah of Nepal. In 1943 at Kaiser Mahal in Kathmandu, Kaiser Shamsher married Krishna Chandra Kumari Devi, daughter of Mukunda Bahadur Singh, of Bajura. Later life During his lifetime Kaiser Shamsher occupied various posts and had many responsibilities both in the civil and the military administration. In 1901 he was appointed major general. In 1920 Kaiser Shamsher became a lieutenant general. In 1922–1930 he served as the chairman of the Kathmandu municipality. Later he was the Southern commanding general (1934–1945) and Eastern commanding general (1945–1947). Kaiser Shamsher worked as director general of various institutions, such as the Royal Museum (1928–1939), the Archaeology Department (1931–1939), and the Foreign Affairs Department (1932–1937). As a foreign minister of Nepal, he attended the ceremony of Coronation of King George VI and Queen Elizabeth on 12 May 1937 at Westminster Abbey in London. In 1947–48 Kaiser Shamsher was appointed as Nepal's ambassador to the Court of St. James. In 1951–53 he was commander-in-chief. He also served as minister of Defence (1951–1955) and minister of finance and administration (1952–53). In 1956 Kaiser Shamsher was promoted to field marshal. Kaiser Shamsher died on 7 June 1964 at the age of 72. Wealth Kaiser Shumsher owned Kaiser Castle at Banaras Cantt in Banaras, India. The building was given out (free of rent) to the Zoological Survey of India from 1942 to 1949. A species of crustacean Nichollsia kashiense is found to have been discovered in the castle area. Kaiser Library Kaiser Shumsher Jang Bahadur Rana was an avid book collector, and his personal library at the