
Mačva is a geographical and historical region in the northwest of Central Serbia, on a fertile plain between the Sava and Drina rivers. The chief town is Šabac. The modern Mačva District of Serbia is named after the region, although the region of Mačva includes only the northern part of this district. A small northern part of Mačva region is in the Autonomous Province of Vojvodina, in the Syrmia District.

The Banate of Macsó or the Banate of Mačva was an administrative division (banate) of the medieval Kingdom of Hungary, which was located in the present-day region of Mačva, in modern Serbia.

The Mačva District pronounced [mǎtʃʋanskiː ôkruːɡ]) is one of eight administrative districts of Šumadija and Western Serbia. It expands in the western parts of Serbia, in the geographical regions of Mačva, Podrinje, Posavina, and Pocerina. According to the 2011 census results, it has a population of 298,931 inhabitants. The administrative center of the Mačva district is the city of Šabac.

Badovinci is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 5,406 people.

Banovo Polje is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,619 people.

Belotić or Mačvanski Belotić is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and the population numbered 1,744 people in a 2002 census.

Bogatić is a town and municipality located in the Mačva District of western Serbia. As of 2011 census, it has 28,843 residents.

Bogosavac is a village in the Šabac municipality in western Serbia. The village has a Serb ethnic majority and its population numbers 1,159 people.
Church of the Nativity of the Virgin in Bogatić is a Serbian Orthodox Church, built in 1856 on the foundations where an older building once stood.

Crna Bara is a village in Serbia, in the Mačva region. Administratively it belongs to the municipality of Bogatić. According to the 2002 census, the village had 2,270 residents. It lies near the confluence of Drina river into Sava.

Dobrić is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,205 people. The Church of Saints Peter and Paul stands in the town.

Dublje is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 3,317 people.

Duvanište is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 610 people.

The Eparchy of Šabac is an ecclesiastical territory or eparchy of the Serbian Orthodox Church in Serbia. It is situated in the north-western part of Šumadija and Western Serbia and in the small south-western part of the autonomous province of Vojvodina. It includes the geographical region of Mačva, part of Podrinje, and part of Posavina. Seat of the eparchy is in Šabac.
Glogovac is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 967 people.

Glušci is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 2,346 people.

Jelenča is one of the boroughs of Šabac City in the Mačva District of Serbia. The borough has a Serb ethnic majority. In the 2002 census, its population was found to be 1,803 people.

Klenje is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 3,253 people.

Lipolist is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 2,582 people.

Mačvanska Mitrovica is a town located in the Sremska Mitrovica municipality, in the Syrmia District of Serbia. It is situated in the Autonomous Province of Vojvodina. The town has a Serb ethnic majority and its population numbering 3,896 people.

Mačvanski Pričinović is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,976 people.

Majur is a village located in the municipality of Šabac, Serbia. The village has a Serb ethnic majority and its population numbered 7,031 inhabitants as of 2011 census.

Maovi is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 717 people.
Metković is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,244 people.

Milić Stanković, known by his artistic name Milić of Mačva, was a Serbian painter and artist often named Balkan's Dalí for his figurative surrealist paintings.

Noćaj is a village in northern Serbia. It is located in the Sremska Mitrovica municipality, in the Syrmia District, Vojvodina province. Geographically, it is situated in the Mačva region. The population of Noćaj is 1,866 people, and most of its inhabitants are ethnic Serbs.

Očage is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 409 people.

Petlovača is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,521 people.

Pocerski Pričinović is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 5,992 people.

Posavina is a geographical region that stretches along the Sava river, encompassing only the inner areas of the Sava river basin, that are adjacent or near to the Sava river itself, in Croatia, Bosnia and Herzegovina, and Serbia.

Radenković is a village in Serbia. It is located in the Sremska Mitrovica municipality, in the Srem District, Vojvodina province. The village has a Serb ethnic majority and its population numbering 1,086 people. Although part of the Srem District, Radenković is situated in the region of Mačva.

Ravnje is a village in Serbia. It is located in the Sremska Mitrovica municipality, in the Srem District, Vojvodina province. The village has a Serb ethnic majority and its population numbering 1,413 people. Although part of the Srem District, Ravnje is situated in the region of Mačva.

The Realm of Stefan Dragutin was a medieval Serb kingdom. Initially, it was a vassal kingdom of the Kingdom of Hungary, but subsequently became an independent kingdom, after the collapse of the central power in the Kingdom of Hungary. It was ruled by the Serbian kings Stefan Dragutin (1282–1316) and his son Stefan Vladislav II (1316–1325). The kingdom was centered in the region of Lower Syrmia and its first capital was Debrc, while residence of the king was later moved to Belgrade.

Šabac is a city and the administrative centre of the Mačva District in western Serbia. The traditional centre of the fertile Mačva region, Šabac is located on the right banks of the river Sava. According to the 2011 census, the city proper has population of 53,919, while its administrative area comprises 118,347 inhabitants.

Salaš Crnobarski, historically Crnobarski Salaš, is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,344 people.

Salaš Noćajski is a village in Serbia, near more known village Noćaj. It is located in the Sremska Mitrovica municipality, in the Srem District, Vojvodina province. The village has a Serb ethnic majority and its population numbering 1,879 people. Although part of the Srem District, Salaš Noćajski is situated in the region of Mačva.

Ševarice is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,308 people.

Skrađani is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 454 people.

Slepčević is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,714 people.

Soko Grad is a town and medieval fortification near Ljubovija, western Serbia. The fortress was notable for never being conquered by an army.

Sovljak is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbered 554 people by the 2011 census.

The Srem District is one of seven administrative districts of the autonomous province of Vojvodina, Serbia. It lies in the geographical regions of Syrmia and Mačva. According to the 2011 census results, it has a population of 312,278 inhabitants. The administrative center is the city of Sremska Mitrovica.

Štitar is a village in Serbia, located around 9 km west from the town of Šabac, in Mačva District.

Uzveće is a village in Serbia. It is situated in the Bogatić municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,103 people.
The Zasavica is a bog in the region of Mačva, west-central Serbia. With Obedska bara and Carska Bara one of the major wildlife refuges and one of the last authentically preserved wetlands in Serbia. In the 2000s it became a popular attraction with the successful reintroduction of beavers, which had become extinct 100 years before.

Zasavica I, also known as Zasavica or Gornja Zasavica, is a village in the Sremska Mitrovica municipality, in Serbian province of Vojvodina. The village has a Serb ethnic majority and its population numbering 772 people.
Zasavica II, also known as Donja Zasavica, is a village in the Sremska Mitrovica municipality, in the Vojvodina province of Serbia. The village has a Serb ethnic majority and its population numbering 608 people. Although part of the Srem District, Zasavica II is situated in the region of Mačva south of the Sava river. With the adjacent village of Zasavica I, it still forms a single cadastral unit, although they are treated as separate villages for census purposes.

Zminjak is a village in Serbia. It is situated in the Šabac municipality, in the Mačva District. The village has a Serb ethnic majority and its population numbering 1,467 people.