Adelaida
Adelaida is a feminine given name. People with the name include:
- Adelaida Abarca Izquierdo (b. 1923), Spanish Republican political activist.
 - Adelaida Avagyan (1924-2000), Armenian physician, researcher, and leader in healthcare
 - Adelaida Cellars
 - Adelaida Ferré Gomis (1881-1955), Spanish historian, teacher, and folklorist
 - Adelaida García Morales (1945-2014), Spanish writer
 - Adelaida Gertsyk (1874-1925), Russian translator, poet and writer
 - Adelaida Martínez Aguilar (1870 — ?), Mexican teacher, writer, and poet
 - Adelaida Negri (1943-2019), Argentine operatic soprano
 - Adelaida Pchelintseva (born 1999), Kazakhstani swimmer
 - Adelaida Pérez Hung, Cuban actress, radio announcer, and radio writer
 - Adelaida Ruiz (born 1988), American professional boxer
 - Adelaida Semyonovna Simonovitch (1844-1933), Russian educator and the founder of the first kindergarten in Russia
 - Adelaida Soler, Argentine film, stage, radio, television and theater actress
 
Other uses
- Adelaida, California, unincorporated community in San Luis Obispo County, California, U.S.
 - Adelaida District AVA, American Viticultural Area in San Luis Obispo County, California, U.S.
 - Loxosceles adelaida, species of venomous recluse spider found in South America