Maria da Conceição can refer to:
Maria da Conceição de Manso Saião, one of first Ladies of Brazil 1919–1922
Maria da Conceição Tavares (1930–2024), Portuguese-Brazilian economist
Maria da Conceição Zagalo, Portuguese business and nonprofit executive and city councilor
Maria da Conceição, Brazilian high jumper, winner of 1963 South American Championships in Athletics, 1965 South American Championships in Athletics, 1967 South American Championships in Athletics, 1969 South American Championships in Athletics and 1971 South American Championships in Athletics
Maria da Conceição Moita (1937–2021), Portuguese educator and activist
Maria da Conceição Nobre Cabral, foreign minister of Guinea-Bissau in 2007–2009
Maria da Conceição Gomes de Moura, Brazilian actress in 2011 film Swirl (film)
Maria da Conceição (d. 1798), alleged Brazilian witch
Maria da Conceição Mendes Horta, Portuguese mystic
