Opaà Âany () is a municipality and village in Tábor District in the South Bohemian Region of the Czech Republic. It has about 1,400 inhabitants.
Opaà Âany consists of seven municipal parts (in brackets population according to the 2021 census):
Opaà Âany is located about west of Tábor and south of Prague. It lies in the Tábor Uplands. The highest point is the hill Velká hora at above sea level. The Smutná River flows along the western municipal border. There are several fishponds in the municipal territory; the largest of them is Oltyà Âský rybnÃÂk, built on the stream Oltyà Âský potok.
The first written mention of Opaà Âany is from 1268, when King Ottokar II of Bohemia bought Opaà Âany together with the brewery. From 1437 to 1547, it was property of the town of Tábor. The Thirty Years' War affected the village, the population declined and the buildings fell into disrepair.
In the early 18th century, the Jesuits acquired Opaà Âany. After canceling the Jesuit Order in 1773, their properties were acquired by a study fund, and in 1825 the estate was gained by the Paar noble family.
The I/19 road (the section from Plzeà  to Tábor passes through the municipal territory. The I/29 road splits from it in Oltynàand continues to PÃÂsek via the village of Opaà Âany.
In Opaà Âany is annually held motorcycle cross country race called Enduro.
In 1727, the Jesuits built a Baroque residence with the Church of Saint Francis Xavier as a resemblance to the church in Prague Clementinum. Its interior belongs to one of the most interesting work of art in central Europe. As an author of the project of the church was authorized Kilian Ignaz Dientzenhofer. Since 1923, the building of Opaà Âany Castle has served as a children psychiatric hospital.
In Oltynàpart of Opaà Âany there is the OltynàCastle. It was built in the Neo-Renaissance style in 1859 on the site of an old fortress. Its part is a large English park.