Petrov is a municipality and village in Prague-West District in the Central Bohemian Region of the Czech Republic. It has about 800 inhabitants.

The villages of Bohuliby and Chlomek are administrative parts of Petrov.

The name is derived from the personal name Petr, meaning "Petr's (court)".

Petrov is located about 15 kilometres (9 mi) south of Prague. It lies in the Benešov Uplands. The highest point is the hill U Obrázku at 446 m (1,463 ft) above sea level. The municipality is situated on the right bank of the Sázava River and on the left bank of the stream Zahořanský potok.

The first written mention of Petrov is in a deed of Pope Clement V from 1310. The village owned changed owners. The most notable owners were William of Rosenberg, who bought Petrov in 1585, and Edward Kelley, who bought it in 1590.

Historical population

Year Pop. ±% 1869 278 —     1880 329 +18.3% 1890 316 −4.0% 1900 304 −3.8% 1910 294 −3.3%	Year Pop. ±% 1921 308 +4.8% 1930 357 +15.9% 1950 349 −2.2% 1961 316 −9.5% 1970 324 +2.5%	Year Pop. ±% 1980 328 +1.2% 1991 277 −15.5% 2001 304 +9.7% 2011 615 +102.3% 2021 876 +42.4%
Source: Censuses

Petrov is located on the railway line Prague–Čerčany.

Petrov is poor in monuments. The only cultural monuments are a rural homestead from the second half of the 18th century and a rural house from the end of the 18th century, both located in Bohuliby.

• Official website