Kestřany is a municipality and village in Písek District in the South Bohemian Region of the Czech Republic. It has about 700 inhabitants.

The villages of Lhota u Kestřan and Zátaví are administrative parts of Kestřany.

The name Kestřany is probably derived from Kestra, which was the name of the first settler. His name has origin in kostra, meaning 'skeleton'.

Kestřany is located about 6 kilometres (4 mi) southwest of Písek and 42 km (26 mi) northwest of České Budějovice. The southwestern part of the municipal territory with the Kestřany village lies České Budějovice Basin, the northeastern part lies in the Tábor Uplands.

The Otava River flows through the municipality. The territory is rich in fishponds. The largest pond is Řežabinec, a part of the Řežabinec a Řežabinecké tůně National Nature Monument.

The first written mention of the Horní Fortress is from 1315. The first written mention of Kestřany is from 1338.

Historical population

Year Pop. ±% 1869 961 —     1880 1,052 +9.5% 1890 1,012 −3.8% 1900 1,025 +1.3% 1910 944 −7.9%	Year Pop. ±% 1921 957 +1.4% 1930 874 −8.7% 1950 722 −17.4% 1961 729 +1.0% 1970 657 −9.9%	Year Pop. ±% 1980 600 −8.7% 1991 617 +2.8% 2001 641 +3.9% 2011 678 +5.8% 2021 733 +8.1%
Source: Censuses

The southern part of the municipal territory is briefly crossed by the České Budějovice–Strakonice railway line. The nearest train station in is Sudoměř.

Kestřany is known for a complex of two gothic fortresses and one early baroque castle. The fortresses were built in the 13th century and the castle was added in 1651. Only the Horní Fortress is open to the public, but these monuments are gradually repaired and their opening is planned for the future.

• Official website