Lusa

Lusa, or its diminutive in Portuguese language Lusinha, may refer to:


 * Lusa (village), India
 * Lusa language
 * Lusa News Agency, the official news agency of Portugal
 * Lusa submachine gun, a compact 9×19mm Parabellum submachine gun developed by INDEP of Portugal in 1983
 * Lusa, a black bear in the series Seekers by Erin Hunter
 * Associação Atlética Portuguesa (RJ), Brazilian sports club
 * Associação Atlética Portuguesa (Santos), Brazilian sports club
 * Associação Portuguesa de Desportos, Brazilian sports club
 * Associação Portuguesa Londrinense, Brazilian sports club