María Pérez Balteira

María Pérez, called La Balteira ("the Balteira"), was a Galician trobairitz and soldadeira.

Life
María Pérez was a composer and singer who wrote sacred plainsong, performed in the courts of Europe, and was somewhat of an adventurer.

She was popular at the courts of Ferdinand III of Castile and Alfonso X of Castile, and the latter dedicated a song to her.