Trequanda

{{Infobox Italian comune

| name = Trequanda

| official_name = Comune di Trequanda

| native_name =

| image_skyline = Chiesa Trequanda.JPG

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| image_caption = Parish church of Sts. Peter and Paul

| image_shield = Trequanda-Stemma.svg

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| coordinates = {{coord|43|11|N|11|40|E|type:city(1,397)_region:IT|display=inline}}

| coordinates_footnotes =

| region = Tuscany

| province = Siena (SI)

| frazioni = Petroio, Castelmuzio

| mayor_party = centre-left

| mayor = Andrea Francini

| area_footnotes =

| area_total_km2 = 64.1

| population_footnotes = All demographics and other statistics: Italian statistical institute Istat.

| population_total = 1380

| population_as_of = 31 December 2010

| pop_density_footnotes =

| population_demonym = Trequandini

| elevation_footnotes =

| elevation_m = 453

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| postal_code = 53020

| area_code = 0577

| website = {{official website|http://www.comune.trequanda.si.it/}}

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}}

Trequanda is a comune (municipality) in the Province of Siena in the Italian region Tuscany, located about {{convert|70|km|mi}} southeast of Florence and about {{convert|30|km|mi}} southeast of Siena.

Trequanda borders the following municipalities: Asciano, Pienza, Rapolano Terme, San Giovanni d'Asso, Sinalunga and Torrita di Siena and consists of the following villages: Trequanda, Castelmuzio and Petroio.

The parish church, in Gothic-Romanesque style, was built from 1327, and later renovated in Renaissance style. It houses an Ascension attributed to Il Sodoma and a terracotta of "Madonna with Child" attributed to Andrea Sansovino. The high altar (15th century) is by Giovanni di Paolo.