Maria Luisa Ozaita Marqués (Barakaldo, Spain, 20 May 1939 – Madrid, Spain, April 2017) was a Spanish pianist, harpsichordist, musicologist, conductor and composer.

Maria Luisa Ozaita Marquis was born in Barakaldo, Vizcaya, Spain. She studied with Fernando Remacha, and continued her studies in Copenhagen with Leif Thybo and K.J. Isaksen through a MFA exchange scholarship. She also studied harpsichord in France with Kenneth Gilbert and at Darmstadt, Germany. She has performed internationally in Europe, North America and Eastern Europe, and her compositions have also been performed internationally. She lectured on music history, and has published professional articles in magazines including Confutatis and OpusMusica and in the book Women in Music by Patricia Adkins Chiti. Ozaita also collaborated on the Spanish edition of Women in Music. A member of the La Real Sociedad Bascongada de Amigos del País and was the founding president of the Spanish Association of Women in Music. WIKIPEDIA