The Mezzo-Soprano was born in Miami, Florida. She completed her Master Vocal studies at the Conservatory of Vienna, Austria with Professor Uta Schwabe and simultaneously specialized in Operetta with Professor Wolfgang Dosch. She made her professional debut in 2012 interpreting the role of La Vendedora from Manuel de Falla's La Vida Breve at the Marburg Festspiel in Germany. That same year, she toured with the Vienna State Opera Choir where they performed Anna Bolena and Le Nozze di Figaro at the New National Theater in Tokyo and Yokohama Opera house. In 2013, she performed the role of Czipra from Johann Strauss' Gypsy Baron with the Vienna International Opera Academy performing at the VHS theater in Vienna. In 2015, she won a prize at the Fidelio Competition in Vienna hosted by ORF radio station. This award led her to record her first CD with her pianist Christian Leal in which they interpret a cycle of Latin American and Spanish songs.
In July of 2016, she made her debut at the TAG Theater in Vienna performing the role of Zenobia from Millöcker's Gasparone. That same month, she performed the role of Bül Bül from Leo Fall's Die Rose von Stambul at the Lehar Festival in Bad Ischl, Austria. She also performed the role of Miss Quickly from Verdi's Falsaff at the Crested Butte Opera Studio in the Summer of 2018 in Colorado as well as the role of Annina from Verdi's La Traviata at the Operavia Summer Music Festival in Carinthia, Austria. Stephany Peña has participated in master classes from International singers including including Angelika Kirschlager and Vesselina Kasarova. She will be performing the role of the Second Calavera from the Opera Frida in the spring of 2019 with the Florida Grand Opera. She is currently an active member of the foundations, Live Music Now and Vita Activa in Austria. In the Summer of 2019, Ms. Peña will be performing the role of Mercedes from Bizet’s Opera, Carmen at the Kittsee Summer Music Festival in Austria.