Losada

Losada may refer to:

People:
 * Alberto Losada (born 1982), Spanish former road bicycle racer who competed professionally
 * Antón Losada Diéguez (1884–1929), writer, Spanish politician, member of the Irmandades da Fala of Ourense
 * Amalia Puga de Losada (1866-1963), Peruvian writer, poet, novelist and essayist
 * Carolina Losada (born 1972), Argentine politician, television presenter and journalist
 * Carolina Soto Losada, the High Presidential Counsellor for Government, Private Sector and Competitiveness of Colombia
 * Diego de Losada (1511–1569), Spanish conquistador and the founder of Santiago de León de Caracas, capital of Venezuela
 * Diego de Quiroga y Losada, the acting Governor of Spanish Florida 1687–1693
 * Diego Losada (born 1972), Uruguayan former basketball player
 * Eloy Tato Losada, (1923–2022), Spanish born prelate of the Roman Catholic Church
 * Endika Bordas Losada (born 1982), former Spanish professional footballer
 * Euriamis Losada (born 1983), Cuban American actor
 * Francisco Losada (1612-1667), Spanish composer
 * Hernán Losada (born 1982), retired Argentine professional football
 * Isabel Losada, British writer and former actress, singer, dancer, and TV producer
 * Jessi Losada, American sportscaster of Cuban descent
 * Joan Losada (born 1992), Spanish rugby sevens player
 * José Manuel Losada (born 1962), professor and literary theorist specializing in myth criticism and comparative literature
 * Juan Armada y Losada (1861–1932), Spanish politician
 * Julio Losada (born 1950), former Uruguayan footballer most notable for his time spent at Greek club Olympiacos
 * Leonel Figueredo Losada (born 1988), Mexican chess master
 * Manuel Hermida Losada (1924–2005), known as Hermidita, Spanish former footballer
 * Marcial Losada (born 1939), Chilean psychologist, consultant, director of the Center for Advanced Research in Ann Arbor, Michigan
 * Mario Losada, Argentine politician, who served as senator and president of the UCR
 * Nahuel Losada (born 1993), Argentine professional association football player
 * Roberto Losada (born 1976), Spanish retired footballer
 * Sebastián Losada (born 1967), Spanish retired footballer
 * Vicky Losada (born 1991), Spanish football midfielder

Geography:
 * Losada River, river in Colombia

Other:
 * Losada, a genus of wasps
 * Losada Line, Critical positivity ratio or Losada ratio, largely discredited concept in positive psychology
 * Editorial Losada, traditional Argentine publishing house founded in 1938