| Official Name: | Brotnja |
| Native Name: | [1] |
| Settlement Type: | Village |
| Pushpin Map: | Croatia |
| Pushpin Label Position: | bottom |
| Coordinates: | 44.4447°N 16.1233°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Croatia |
| Subdivision Type1: | Region |
| Subdivision Type2: | County |
| Subdivision Name2: | Zadar County |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Gračac |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 12.0 |
| Elevation M: | 486 |
| Population As Of: | 2021 |
| Population Total: | 22 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 23445 Srb |
| Area Code: | +385 (23) |
Brotnja (Serbian: Бротња)[1] is a village in Croatia. It is connected by the D218 highway.
During the Second World War, on 27 July 1941, Serb Communist insurgents and Chetniks attacked the village and committed a massacre of Croat civilians known as the Brotnja massacre.
According to the 2011 census, Brotnja had 47 inhabitants.
| Population[3] | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1857 | 1869 | 1880 | 1890 | 1900 | 1910 | 1921 | 1931 | 1948 | 1953 | 1961 | 1971 | 1981 | 1991 | 2001 | 2011 |
| 350 | 447 | 271 | 392 | 519 | 531 | 541 | 627 | 366 | 375 | 287 | 229 | 170 | 125 | 34 | 47 |
According to the 1991 census, settlement of Brotnja had 125 inhabitants, which were ethnically declared as following:
According to the 1910 census, settlement of Brotnja had 531 inhabitants in 4 hamlets, which were linguistically and religiously declared as this:
| Population by language | Croatian or Serbian | |
|---|---|---|
| Brotnja | 331 | |
| Suvajska Joševica | 92 | |
| Suvajski Ponorac | 85 | |
| Zaglavci | 23 | |
| Total | 531 (100%) |
| Population by religion | Eastern Orthodox | Roman Catholics | |
|---|---|---|---|
| Brotnja | 277 | 54 | |
| Suvajska Joševica | 92 | align="right" | - |
| Suvajski Ponorac | 85 | align="right" | - |
| Zaglavci | 23 | align="right" | - |
| Total | 477 (89.83%) | 54 (10.16%) |