Teresa Ruggeri (sometimes spelled Ruggieri) was an Italian operatic soprano who had an active career from the 1820s through the 1840s.
In 1827 she portrayed the role of Zarele in the world premiere of Giovanni Pacini's Gli arabi nelle Gallie at La Scala in Milan.
She performed in several more world premieres at that house, including Francisca in Gaetano Donizetti's Maria Padilla (1841), Anna in Giuseppe Verdi's Nabucco (1842), and Viclinda in Verdi's I Lombardi alla prima crociata (1843).
While there she performed roles in the world premieres of Luigi Ricci's Annibale in Torino (1830, Adrane) and Saverio Mercadante's I normanni a Parigi (1832, Berta).
[1] In 1835 she sang the role of Isabella in Giacomo Meyerbeer's Robert le diable at the Teatro della Canobbiana.