[1] Castro was born on December 4, 1972, in Ensenada, but grew up and spent most of her life in Brandsen, both located in Buenos Aires Province.
Beginning in childhood, she engaged in dance, choir and theater, and received her first guitar at the age of 11.
[1][2] After finishing high school, Castro attended the Folklore Department of the National University of the Arts in Buenos Aires, where she met the composer and musician Jorge Mlikota.
[3] Early in her career, while playing at a grill in General Rodríguez to earn a living, she was discovered by Titán Amorena, the owner of the Argentine DBN record label, with whom she signed her first recording contract.
[1][2] Tamara Castro died on the morning of December 8, 2006, in a car accident that occurred a few kilometers south of Humberto Primo, Argentina, after she had performed in that town at La Fortinera Festival the night before.