Teresa Larraín

{{Infobox first lady

| name = Teresa Larraín

| office = First Lady of Chile

| term_label = In role

| term_start = September 9, 1826

| term_end = January 25, 1827

| president = Agustín Eyzaguirre

| birth_name = María Teresa de Larraín y Guzmán Peralta

| birth_place = Santiago, Chile

| death_date = {{death year and age|1828|1785}}

| spouse = {{marriage|Agustín Eyzaguirre|1808}}

| children = 10

| parents = Agustín de Larraín y Lecaros
Ana Josefa de Guzmán Peralta y Lecaros

}}

María Teresa de Larraín y Guzmán Peralta (March 2, 1785 - 1828) was First Lady of Chile and the wife of President Agustín Eyzaguirre. She was of Basque descent.{{Cite web|url=http://www.euskalnet.net/laviana/gen_bascas/larrain.htm|title = Pagina nueva 1}}

She was born in Santiago, the daughter of Agustín de Larraín y Lecaros and of Ana Josefa de Guzmán Peralta y Lecaros. With her husband, they had ten children together.