Daia is a commune in Giurgiu County, Romania
It may also refer to:
Places in Romania Daia (formerly Daia Secuiască), a village in Ulieș Commune, Harghita County Daia (formerly Sas-Daia), a village in Apold Commune, Mureș County Daia, a village in Bahnea Commune, Mureș County Daia (formerly Daia Săsească), a village in Roșia Commune, Sibiu County Daia Română, a commune in Alba County Daia, a tributary of the Hârtibaciu in Sibiu County Daia (Homorod), a tributary of the Homorodul Mare in Harghita County Daia (Secaș), in Alba County Daia, a tributary of the Târnava Mare in Mureș County
People Maximinus II, also known as Maximinus Daia Daïa, 11th century Muslim saint
Other Delegación de Asociaciones Israelitas Argentinas, umbrella organization of Argentina's Jewish community, usually shortened as DAIA