National Association may refer to:
Politics National Association (South Korea), a political party 1946–1960 Kokumin Kyōkai ('National Association'), a Japanese political party 1892–1899
United States baseball National Association of Base Ball Players (1857–1870), the first organization governing American baseball National Association of Professional Base Ball Players (1871–1875) National Association (1879–1880) National Association of Professional Baseball Leagues, the former legal name of Minor League Baseball National Association of Professional Baseball, future name of Frontier League starting in 2027
Other uses National Association, or "N.A.", the official designation of federally chartered banks in the United States
See also
American Association (disambiguation)