National Association can refer to;
- National Association, or "N.A.", the official designation of federally chartered banks in the United States.
- National Association of Base Ball Players, the governing body of early high-level but officially non-professional baseball in the United States.
- National Association of Professional Base Ball Players, regarded by baseball historians as the first professional baseball league. This league split from the National Association of Base Ball Players in 1871 and was replaced after 1875 by the National League.
- National Association (minor league baseball), a minor league baseball league that played during the 1879 and 1880 seasons.
- National Association of Professional Baseball Leagues, the former name of the governing body of Minor League Baseball.
Famous quotes containing the words national and/or association:
“All experience teaches that, whenever there is a great national establishment, employing large numbers of officials, the public must be reconciled to support many incompetent men; for such is the favoritism and nepotism always prevailing in the purlieus of these establishments, that some incompetent persons are always admitted, to the exclusion of many of the worthy.”
—Herman Melville (1819–1891)
“An association of men who will not quarrel with one another is a thing which has never yet existed, from the greatest confederacy of nations down to a town meeting or a vestry.”
—Thomas Jefferson (1743–1826)