Maria Odete da Costa Semedo (born November 7, 1959 in Bissau) is a writer and educator from Guinea-Bissau.
She works in both in Portuguese and Guinea Creole.Semedo studied languages and modern literature at the Universidade Nova de Lisboa, and has served as president of the national UNESCO commission.
She is the founder of the journal Revista de Letras, Artes e Cultura Tcholona, and has published two books of poetry, Entre o Ser e o Amar and No Fundo do Canto.
She works in Bissau as a researcher in the fields of education and training at the Instituto Nacional de Estudos e Pesquisas.
During her career she has also served as a government minister, first of National Education and later of Public Health.