Oleksovice (German: Gross Olkowitz) is a market town in Znojmo District in the South Moravian Region of the Czech Republic. It has about 700 inhabitants.

Oleksovice is located about 15 kilometres (9 mi) northeast of Znojmo and 40 km (25 mi) southwest of Brno. It lies in the Dyje–Svratka Valley. The highest point is at 270 m (890 ft) above sea level.

The first written mention of Oleksovice is in the foundation deed of Louka Monastery from 1190. From 1190 until the abolishment of the monastery in 1784, the settlement was owned by the monastery. In 1336, Oleksovice was promoted to a market town by King John of Bohemia.

Historical population

Year Pop. ±% 1869 1,013 —     1880 1,065 +5.1% 1890 1,081 +1.5% 1900 1,103 +2.0% 1910 1,177 +6.7%	Year Pop. ±% 1921 1,276 +8.4% 1930 1,277 +0.1% 1950 734 −42.5% 1961 830 +13.1% 1970 798 −3.9%	Year Pop. ±% 1980 664 −16.8% 1991 634 −4.5% 2001 696 +9.8% 2011 673 −3.3% 2021 637 −5.3%
Source: Censuses

Oleksovice is known for viticulture. It lies in the Znojemská wine subregion. There are about 42 ha (100 acres) of vineyards.

The I/53 road from Znojmo to Pohořelice runs along the southern municipal border.

The main landmark of Oleksovice is the Church of the Assumption of the Virgin Mary. It has a Gothic core from the second half of the 13th century. Around 1500 and 1576, it was rebuilt to its present form. Next to the church is a charnel house.

• Official website