Campeonato Piauiense
The Campeonato Piauiense is the top-flight professional state football league in the Brazilian state of Piauí. It is run by the Piauí Football Federation.
Amateurism in Piauí football came to an end in 1963 with the introduction of professionalism.
List of champions
Liga Sportiva Parnahybana (amateur era)
| Season | Champions |
| 1916 | Parnahyba |
| 1917 | Parnahyba |
| 1918 | Artístico AC |
| 1919 | Parnahyba |
| 1920 | Unknown |
| 1921 | International |
| 1922 | Piauhy |
| 1923 | Unknown |
| 1924 | Parnahyba |
| 1925 | Parnahyba |
| 1926 | International |
| 1927 | Parnahyba |
| 1928 | International |
| 1929 | Parnahyba |
| 1930 | Parnahyba |
| 1931 | SC Fluminense |
| 1932 | Unknown |
| 1933 | Unknown |
| 1934 | Unknown |
| 1935 | SC Fluminense |
| 1936 | Unknown |
| 1937 | Flamengo SC |
| 1938 | Flamengo SC |
| 1939 | Flamengo SC |
| 1940 | Parnahyba |
Liga Theresinense de Esportes Terrestres (amateur era)
| Season | Champions |
| 1918 | Palmeiras |
| 1919 | Theresinense |
| 1920 | Artístico FC |
| 1921 | Militar |
| 1922 | Theresinense |
| 1923 | Artístico FC |
| 1924 | Tiradentes AC |
| 1925 | Tiradentes AC |
| 1926 | Tiradentes AC |
| 1927 | Tiradentes AC |
| 1928 | Tiradentes AC |
| 1929 | Artístico FC |
| 1930 | Artístico FC |
| 1931 | Militar |
| 1932 | Militar |
| 1933 | Artístico FC |
| 1934 | Botafogo |
| 1935 | Botafogo |
| 1936 | Botafogo |
| 1937 | Botafogo |
| 1938 | Botafogo |
| 1939 | Flamengo |
| 1940 | Botafogo |
Federação de Futebol do Piauí (amateur era)
| Season | Champions | Runners-up |
| 1941 | Botafogo | Flamengo |
| 1942 | Flamengo | Botafogo |
| 1943 | Flamengo | |
| 1944 | Flamengo | Botafogo |
| 1945 | Botafogo | |
| 1946 | Botafogo | Flamengo |
| 1947 | Flamengo | |
| 1948 | Ríver | Botafogo |
| 1949 | Botafogo | Ríver |
| 1950 | Ríver | Teresinense |
| 1951 | Ríver | Botafogo |
| 1952 | Ríver | Sírio-Brasileiro |
| 1953 | Ríver | Botafogo |
| 1954 | Ríver | Botafogo |
| 1955 | Ríver | Botafogo |
| 1956 | Ríver | Botafogo |
| 1957 | Botafogo | Ríver |
| 1958 | Ríver | Botafogo |
| 1959 | Ríver | Botafogo |
| 1960 | Ríver | Piauí |
| 1961 | Ríver | Piauí |
| 1962 | Ríver | Flamengo |
Federação de Futebol do Piauí (professional era)
;Note
Titles by team
Teams in bold stills active.| Rank | Club | Winners | Winning years |
| 1 | Ríver | 32 | 1948, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1958, 1959, 1960, 1961, 1962, 1963, 1973, 1975, 1977, 1978, 1980, 1981, 1989, 1996, 1999, 2000, 2001, 2002, 2007, 2014, 2015, 2016, 2019, 2023 |
| 2 | Flamengo | 17 | 1939, 1942, 1943, 1944, 1947, 1964, 1965, 1970, 1971, 1976, 1979, 1984, 1986, 1987, 1988, 2003, 2009 |
| 3 | Parnahyba | 14 | 1916, 1917, 1919, 1924, 1925, 1927, 1929, 1930, 1940, 2004, 2005, 2006, 2012, 2013 |
| 4 | Botafogo | 11 | 1934, 1935, 1936, 1937, 1938, 1940, 1941, 1945, 1946, 1949, 1957 |
| 5 | Piauí | 6 | 1966, 1967, 1968, 1969, 1985, 2025 |
| 6 | Artístico FC | 5 | 1920, 1923, 1929, 1930, 1933 |
| 6 | Tiradentes | 5 | 1972, 1974, 1975, 1982, 1990 |
| 6 | Tiradentes AC | 5 | 1924, 1925, 1926, 1927, 1928 |
| 9 | 4 de Julho | 4 | 1992, 1993, 2011, 2020 |
| 9 | Altos | 4 | 2017, 2018, 2021, 2024 |
| 9 | Picos | 4 | 1991, 1994, 1997, 1998 |
| 12 | Flamengo SC | 3 | 1937, 1938, 1939 |
| 12 | International | 3 | 1921, 1926, 1928 |
| 12 | Militar | 3 | 1921, 1931, 1932 |
| 15 | SC Fluminense | 2 | 1931, 1935 |
| 15 | Theresinense | 2 | 1919, 1922 |
| 17 | Artístico AC | 1 | 1918 |
| 17 | Auto Esporte | 1 | 1983 |
| 17 | Barras | 1 | 2008 |
| 17 | Comercial | 1 | 2010 |
| 17 | Cori-Sabbá | 1 | 1995 |
| 17 | Fluminense | 1 | 2022 |
| 17 | Palmeiras | 1 | 1918 |
| 17 | Piauhy | 1 | 1922 |
By city
| City | Championships | Clubs |
 Bandeira_de_Teresina.svg |