| Official Name: | Duzluk |
| Pushpin Map: | Croatia |
| Pushpin Map Caption: | Location of Duzluk within Croatia |
| Coordinates: | 45.5167°N 70°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Croatia |
| Subdivision Type1: | County |
| Area Footnotes: | [1] |
| Area Total Km2: | 20.9 |
| Elevation M: | 259 |
| Population As Of: | 2021 |
| Population Total: | 136 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 33515 Orahovica |
| Area Code: | 033 |
Duzluk is a village in north-eastern Slavonia, administratively located in the Town of Orahovica, Virovitica-Podravina county, Croatia.
| year of census | 2001 | 1991 | 1981 | 1971 | 1961 | - | Croats | 136 (67.66%) | 62 (25.61%) | 38 (15.76%) | 49 (20.24%) | 56 (19.17%) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Serbs | 58 (28.85%) | 147 (60.74%) | 134 (55.60%) | 183 (75.61%) | 232 (79.45%) | |||||||
| Yugoslavs | 0 | 11 (4.54%) | 62 (25.72%) | 0 | 0 | |||||||
| others and unknown | 7 (3.48%) | 22 (9.09%) | 7 (2.90%) | 10 (4.13%) | 4 (1.36%) | |||||||
| total | 201 | 242 | 241 | 242 | 292 |