Andrea Marie Baiocchi was born in Chicago. She earned a bachelor's degree and the Performer Diploma at Indiana University Bloomington, where she was also awarded the Performer's Certificate - the institution's highest musical honorary award. She was also a scholarship holder of the Gilmore International Keyboard Festival. In 2002 she won first prize in piano at the National Career Award of the National Society of Arts and Letters and in 2009 she was a finalist at the Concours international de chant-piano Nadia et Lili Boulanger in Paris.

Andrea Marie Baiocchi has performed in concerts at Carnegie Hall in New York, the Philharmonie Berlin, the Gasteig in Munich, the Mozarteum Salzburg and the Musikverein Vienna, among others. From 2005-2011, she was assistant to KS Thomas Quasthoff at the Hanns Eisler University of Music Berlin. Until 2022, she had her own accompaniment class there and taught Alexander technique for singers. Since April 2024, she has been teaching Lied interpretation at the University of Music Würzburg together with Prof. Gerold Huber, where she has also worked as a répétiteur since 2022. From the winter semester 2025/26, she will be teaching the Alexander Technique to students at the Institute for Vocal Performance and Music Theater at the University of Music and Performing Arts Vienna.