NLL

NLL may refer to:

Sports

 * Two unrelated lacrosse leagues by the name of National Lacrosse League:
 * National Lacrosse League, an ongoing league formed in 1987
 * National Lacrosse League (1974–75), a defunct league formed in 1974
 * Northern Lakes League, a Northwest Ohio High School athletic conference
 * Nación Lucha Libre, a Mexican professional wrestling promotion

Politics

 * Northern Limit Line, a disputed maritime boundary between North and South Korea
 * National Liberation League in Palestine, a defunct political party in Palestine

Institutions

 * New Line Learning Academy, a school in Loose, England
 * The National Library of Latvia
 * Foundation NLL, a former name of the Royal Netherlands Aerospace Centre

Transportation

 * The North London Line, a railway line in London, England