Eiichi Nishimura (西村 英一, Nishimura Eiichi, 28 August 1897 – 15 September 1987) was a Japanese politician, who served in the Ikeda, Satō, Tanaka and Fukuda cabinets, and was the first to be appointed to the post of Director of the National Land Agency.

[1] Within the Liberal Democratic Party (LDP), he held influence in Eisaku Satō and Kakuei Tanaka factions, becoming known as the "king's counselor", or the one able to speak his mind with ease.

[2] Nishimura's first venture into public office was via the Ministry of Railways, and in the immediate postwar period he was director of the Electric Bureau of the Railway Department of the Ministry of Transport.

[1][3] He then went on to serve under Eisaku Satō, as Construction Minister, on two separate occasions.

[1][4][5][6] In the 1970s, while Nishimura continued to serve in various cabinet posts, including as the first Director of the National Land Agency under Kakuei Tanaka, he also began to solidify his rise in the LDP, firstly as leader of the Tanaka faction within the party and then becoming vice president of the party as a whole by the end of the decade.