| Leitrim Junior Football Championship | |
| First: | 1917 |
| Firstwin: | Shamrocks (Gorvagh/Cornagun) |
| Sponsors: | Pyramid Bookmakers |
| Irish: | Craobh Soisir Liatroma |
| Current: | Mohill |
| Currentordinal: | 7 |
| Super: | th |
| Most: | Eslin |
| Mostordinal: | 10 |
The Leitrim Junior A Football Championship is an annual football competition often contested by lower-tier or 2nd team Leitrim GAA clubs and is the counties third tier of football championship. The 2021 Junior A Champions of Leitrim were Mohill.
| Club | Wins | Years won | Last final lost | |
|---|---|---|---|---|
| 1 | Eslin | 1935, 1942, 1971, 1979, 1988, 1993, 1996, 2005, 2006, 2010 | 2009 | |
| 2 | Annaduff | 1926, 1938, 1941, 1964, 1972, 1983, 1986, 2004, 2007 | 2006 | |
| 3 | Glenfarne | 1934, 1936, 1937, 1940, 1947, 1959, 1991, 2018 | 2021 | |
| 4 | Mohill | 1943, 1957, 1968, 1978, 2013, 2015, 2021 | 2011 | |
| 5 | St Mary's, Kiltoghert | 1945, 1953, 1956, 2002, 2014 | 2013 | |
| Glencar–Manorhamilton | 1958, 1970, 1982, 1999, 2019 | 2018 | ||
| Aughavas | 1930, 1984, 2009, 2016, 2020 | |||
| 8 | Bornacoola | 1932, 1950, 1952, 2003 | 1978 | |
| Allen Gaels | 1963 (as Drumshanbo St Francis), 1987, 1994, 2008 | 2000 | ||
| 10 | Drumeela | 1928, 1944, 1949 | ||
| Aughnasheelin | 1948, 1954, 1965 | 1961 | ||
| Cloone | 1962, 1969, 1990 | 2020 | ||
| Drumkeerin | 1966, 1975, 1985 | 1981 | ||
| Dromahair | 1976, 1998, 2001 | 1992 | ||
| Kiltubrid | 1981, 1989, 1995 | 2014 | ||
| 16 | Drumreilly | 1946, 1977 | 1994 | |
| Melvin Gaels | 1955, 2011 | 1979 | ||
| Aughawillan | 1960, 1974 | 1973 | ||
| Fenagh | 1967, 1973 | 1971 | ||
| Ballinamore Seán O'Heslin's | 1997, 2017 | 2016 | ||
| 21 | Shamrocks | 1917 | ||
| Aughashlane | 1919 | |||
| Tully | 1931 | |||
| Blacklion | 1951 | 1938 | ||
| Dowra | 1962 | 1928 | ||
| Carrigallen | 1980 | 2007 | ||
| Ballinaglera | 1992 | |||
| Gortletteragh | 2000 | 2012 | ||
| Leitrim Gaels | 2012 | 2010 | ||