LPA

LPA may refer to:

Groups, organizations, companies

 * Argentine Patriotic League (Liga Patriótica Argentina)
 * Lao People's Army
 * Liberal Party of Australia
 * Libertarian Party of Alabama, USA
 * Lieutenants Protection Association, an association of junior army officers
 * Lincoln Park Academy, a school in Florida
 * Live Performance Australia, which organises the Helpmann Awards
 * Little People of America, supports people with dwarfism
 * Local planning authority, UK
 * Logic Programming Associates, a software company
 * London Psychogeographical Association

Biochemistry

 * L-Phenylalanine
 * Lipoprotein(a) or Lp(a), a human gene
 * Lysophosphatidic acid, involved in cell proliferation and Rho signalling

Transportation

 * Gran Canaria International Airport, Spain, IATA code
 * A US Navy hull classification symbol: Amphibious transport (LPA)

Other

 * Label propagation algorithm, a semi-supervised machine learning algorithm
 * Lasting power of attorney in English law