Gavriil Dmitriyevich Kachalin (Russian: Гавриил Дмитриевич Качалин; 17 January 1911 – 23 May 1995) was a Soviet and Russian football player and coach.

He led the USSR national football team to their greatest achievements, Olympics gold medals in 1956 and European Football Championship title in 1960, and also coached them in three World Cups: 1958, 1962 and 1970.

With Kachalin, FC Dinamo Tbilisi won the first Soviet Top League title in their history in 1964 and later finished 3rd twice, in 1971 and in 1972. Kachalin became 3rd again in 1973 with FC Dynamo Moscow.

Kachalin started his career in 1928 in the club called Volny Trud. Then he played for Gomel city football team and FC Dynamo Gomel. From 1936 to 1942 he competed for FC Dynamo Moscow. During his career he played in 36 Soviet Top League matches, and became a twice champion in 1937 and 1940 and a Soviet Cup winner in 1937 with Dynamo Moscow. He also played against Basque Country national football team.^[1]

Gavriil Kachalin was a head coach of following club and national teams:

• FC Trudovye Rezervy Moscow (1945–1948)
• FC Lokomotiv Moscow (1949–1952)
• USSR national football team as a head coach assistant (1954)
• USSR national football team (1955–1958, 1960–1962, 1968–1970)^[2]
• Pakhtakor Tashkent FK (1963, 1975)
• FC Dinamo Tbilisi (1964–1965, 1971–1972)
• USSR national under-21 football team (1965)
• USSR national olympics football team (1966–1968)
• FC Dynamo Moscow (1973–1974)

At the end of his career, Kachalin worked in Dynamo Moscow youth academy. He was a chairman of the Board of Coaches of Soviet Football Federation in 1963. Kachalin also was a member of FIFA technical committee.

• Honored Master of Sports of the USSR
• Merited Coach of the USSR
• Order of Friendship of Peoples
• Order of the Red Banner of Labour