| - Morgan City Bears – Negro league baseball [3]
- Morgan City Black Sox – Negro league baseball [3]
- Morgan City Oyster Shuckers (1908) – Gulf Coast League [21]
- Morehouse Bluffers Base Ball Club (Bastrop) (1879) [5]
- Natchitoches Base Ball Club (Natchitoches) (1874) [5]
- New Iberia Cardinals (1934–1942, 1946–1947, 1949, 1953) – Evangeline League
- New Iberia Indians (1956) – Evangeline League
- New Iberia Pelicans (1948, 1951–1952, 1954–1955) – Evangeline League
- New Iberia Rebels (1950) – Evangeline League
- New Iberia Sugar Boys (1920) – Louisiana State League [22]
- New Orleans Acid Iron Earth (f. 1886) – Gulf League [23]
- New Orleans Ads (1920–21, 1935–36) – Negro Southern League [24] [25]
- New Orleans Algiers Giants (1926) – Independent Negro leagues [3] [6] [25]
- New Orleans Baseball Club (f. 1886) – Gulf League [23] [25]
- New Orleans Black Eagles
- New Orleans Black Pelicans (1907–08, 1938) – Independent Negro league, [23] [25] (1920, 1926, 1945) – Negro Southern League, [25] (1931) – Texas–Louisiana League (Negro league) [24] [26] (1951, 1954) – Negro American League [3] [6] [23]
- New Orleans Black Rappers (f. 1907) – Independent Negro leagues [23]
- New Orleans Blue Rappers (f. 1907) – Independent Negro leagues [23]
- New Orleans Cohens – Negro league baseball [3]
- New Orleans Creoles (1947–48, 1950–51) – Negro Southern League, [24] (1949) – Negro Texas League, [23] [27]
- New Orleans Crescents – Negro league baseball [3]
- New Orleans Crescents/Unions (f. 1886) – Southern League of Colored Base Ballists [23] [25]
- New Orleans Crescent Stars (1921, 1932–33, 1935–37) – Independent Negro leagues (1922, 1934) – Negro Southern League (1923) – Texas Colored League [3] [6] [23] [24] [25]
- New Orleans Dumonts – Negro league baseball [3]
- New Orleans Eagles (1915–16) – Negro league baseball [23]
- New Orleans Eclipse (f. 1907) – Independent Negro leagues [23]
- New Orleans Expos (f. 1886) – Independent [23]
- New Orleans Little Pels (1912) – Cotton States League [23] [25]
- New Orleans Pelicans (1887, 1889, 1898–1899) – Southern League (1888) – Texas-Southern League (1890, 1892–1896, 1901–1959) – Southern Association (1977) – American Association [23] [25]
- New Orleans Pinchbacks – Negro league baseball [3]
- New Orleans Stars (1924) – Independent Negro leagues [25]
- New Orleans Zephyrs/Baby Cakes (1993–1997) – American Association (1998–2019) – Pacific Coast League
- Oakdale Lumberjacks (1920) – Louisiana State League [28]
- Opelousas Indians (1907) – Gulf Coast League (1934–41) – Evangeline League [29]
- Opelousas Orphans (1932) – Cotton States League [29]
- Ouachita Base Ball Club (Monroe) (1873) [5]
- Pelican Base Ball Club (New Orleans) (1865–1867), (1868–1874) – Louisiana Base Ball Association (1875–1879), (1880–1884) – Crescent City League [9] [10]
- Plaquemine Tigers – Negro league baseball [3]
- Rapides Base Ball Club (Alexandria) (1871) [5]
- Rayne Red Sox (1934) – Evangeline League
- Rayne Rice Birds (1920) – Louisiana State League (1935–1941) – Evangeline League
- Reveille/Jackson Base Ball Club (Greenville) (1867) [5]
- Robert E. Lee Base Ball Club (New Orleans) (f. 1864, 1869, 1886) – Gulf League [9] [10] [23] [25]
- St. Francisville Base Ball Club (St. Francisville) (1878) [5]
- St. Louis–New Orleans Stars (1940–1941) – Negro American League [23] [25]
- Scotlandville White Sox – Negro league baseball [3]
- Secret 9 Base Ball Team – Negro league baseball [3]
- Shreveport Acme Giants (1923) – Texas Colored League [3] [6]
- Shreveport Black Sports (1926) – Texas Colored League (1927–28), (1929–30) – Texas–Oklahoma–Louisiana League, [3] [30] [31] (1931) – Texas–Louisiana League (Negro league) [26] (1946) – East Texas Negro League [32]
- Shreveport Braves (1968–1970) – Texas League
- Shreveport Captains (1971) – Dixie Association (1972–2000) – Texas League
- Shreveport Gassers (1915–1924) – Texas League
- Shreveport Giants (1901–1903) – Southern Association
- Shreveport Grays (1895) – Texas-Southern League
- Shreveport Pirates (1904–1910) – Southern Association (1908–1910) – Texas League
- Shreveport Sports (1925–32, 1938–42, 1946–57) – Texas League (1933) – Dixie League (1934) – East Dixie League (1935) – West Dixie League (1959–1961) – Southern Association, (2003–2005) – Central League, (2006–2008) – American Association
- Shreveport Swamp Dragons (2001–2002) – Texas League
- Shreveport Tigers (1899) – Southern League, [30] (1949) – Negro Texas League
- Shreveport Travelers (1951) – Arkansas–Louisiana–Texas League [33]
- Shreveport-Bossier Captains (2009–2011) – American Association
- Shrewsbury Globetrotters – Negro league baseball [3]
- Slidell Creoles – Negro league baseball
- South Louisiana Pipeliners (Morgan City) (2009) – Continental League
- Southern Base Ball Club (New Orleans) 1869 [9]
- Stonewall Base Ball Club (Algiers) (1867) [5]
- Stonewall Base Ball Club (Pilette) (1893) [5]
- Thibodaux Giants (1946–1953) – Evangeline League
- Thibodaux Pilots (1954) – Evangeline League
- Thibodaux Senators (1956–57) – Evangeline League
- Waterloo Base Ball Club (Pointe Coupee) (1878) [5]
- West Baton Rouge Cubs – Negro league baseball [3] [6]
- Winnfield Devils – Negro league baseball [3]
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