Maria Teresa of Savoy (Maria Teresa Fernanda Felicitas Gaetana Pia; 19 September 1803 – 16 July 1879) was Duchess consort of Parma and Piacenza by marriage to Charles II, Duke of Parma (Duke Charles I of Lucca).

She was the fifth child and fourth daughter of King Victor Emmanuel I of Sardinia and his wife, Archduchess Maria Teresa of Austria-Este.

Their godparents were their maternal grandparents, Archduke Ferdinand of Austria-Este and his wife Maria Beatrice Ricciarda d'Este.

[citation needed] Charles Louis lived largely for his own pleasure often ignoring his governmental responsibilities.

[2] Her husband visited her but he commented that her weak intellect and lack of sensitivity "would enable her to live a century ".

[2] She had little influence over their son who, in 1845, married princess Louise Marie Thérèse d'Artois, a daughter of the Duke of Berry and the only sister of the French legitimate pretender the Count of Chambord.

Later she lived in a villa in San Martino in Vignale on the hills just north of Lucca served only by her confessor and the administrator of the property.