Suomen sarja (sometimes also known as Suomensarja and Valtakunnansarja (1935-1946), meaning in English Finland's series and Nation's series respectively) was the second-level league in men's ice hockey in Finland from 1935 to 1974.

It was replaced by I-divisioona for the season 1974-75.

Champions Source: 1936 Åbo IFK 1937 Turun Riento 1938 HSK 1939 TPS 1943 HPK 1945 Tampereen Palloilijat 1946 Turun Pallokerho 1947 ÅIFK 1948 HJK 1950 Karhu-Kissat 1951 HPK 1952 TPS 1953 TK-V 1954 Lukko 1955 Ilves 1956 Kokkolan Jymy 1957 KalPa 1958 TK-V 1959 SaiPa 1960 Töölön Vesa 1961 Porin Karhut 1962 Töölön Vesa 1963 TPS 1964 HIFK 1965 Lahden Reipas, Kärpät and TuTo 1966 Hermes, SaPKo and Tappara 1967 HIFK, Kärpät and Upon Pallo 1968 Lukko, SaPKo and Vehmaisten Urheilijat 1969 Jokerit 1970 HJK 1971 JoKP 1972 SaiPa 1973 Lukko 1974 SaiPa

References