Kálmán Kéri (25 June 1901 – 26 May 1994) was a Hungarian military officer and politician.
He studied in Oradea at the Royal Hungarian Military Artillery High School and after graduation he joined the Honvédség, the Hungarian part of the Austro-Hungarian army.
Under the Hungarian Soviet Republic he joined the Red Army, on the order of Aurél Stromfeld, who was the commander of the Ludovica Military Academy before the revolution.
After the war, he received an appointment to the Ludovica Academy and graduated as an artillery officer in 1921.
After graduation, he started to work at the General Staff.
Between 1941 and 1942, he served as a military attaché, attached to the Hungarian Embassy in Bratislava.
In 1942 he was promoted to Colonel and continued to serve at the General Staff as the adjutant and secretary to the Defence Minister Vilmos Nagy.
In 1944 he became the Chief of Staff of the VI Corps, and shortly after the Chief of Staff of the First Hungarian Army.
When in October 1944 Regent Miklós Horthy announced the armistice with the Soviet Union in a nationwide radio address, Kéri approached the Soviet forces and joined the Hungarian armistice delegation in Moscow.