Reino Lehto's cabinet was the 47th government of Republic of Finland. Cabinet's time period was from December 18, 1963 to September 12, 1964. It is the longest caretaker government in Finnish history.

Assembly
Minister Period of office Party
Prime Minister
Reino Lehto
Aarne Nuorvala, deputy
Reino Oittinen, deputy
December 18, 1963 – September 12, 1964
December 18, 1963 – June 8, 1964
June 12, 1964 – September 12, 1964
Independent
Independent
Independent
Minister at Council of State
Aarne Nuorvala
December 18, 1963 – September 12, 1964 Independent
Minister of Foreign Affairs
Jaakko Hallama
December 18, 1963 – September 12, 1964 Independent
Minister of Justice
Olavi Merimaa
December 18, 1963 – September 12, 1964 Independent
Minister of Defence
Kaarlo Leinonen
December 18, 1963 – September 12, 1964 Independent
Minister of the Interior
Arno Hannus
December 18, 1963 – September 12, 1964 Independent
Minister of Finance
Esko Rekola
December 18, 1963 – September 12, 1964 Independent
Deputy Minister of Finance
Heikki Tuominen
December 18, 1963 – September 12, 1964 Independent
Minister of Education
Reino Oittinen
December 18, 1963 – September 12, 1964 Independent
Minister of Agriculture
Samuli Suomela
December 18, 1963 – September 12, 1964 Independent
Minister of Transport and Public Works
Martti Niskala
December 18, 1963 – September 12, 1964 Independent
Minister of Trade and Industry
Olavi J. Mattila
December 18, 1963 – September 12, 1964 Independent
Deputy Minister of Trade and Industry
Aarno Niini
December 18, 1963 – September 12, 1964 Independent
Minister of Social Affairs
Olof Ojala
December 18, 1963 – September 12, 1964 Independent
Deputy Minister of Social Affairs
Magnus Kull
December 18, 1963 – September 12, 1964 Independent
Preceded by Cabinet of Finland
December 18, 1963–September 12, 1964
Succeeded by