| Biliaivka Raion | |
| Native Name: | Біляївський район |
| Native Name Lang: | uk |
| Settlement Type: | Raion |
| Flag Alt: | Flag of Biliaivka Raion |
| Shield Alt: | Coat of arms of Biliaivka Raion |
| Mapsize: | 250px |
| Coordinates: | 46.5333°N 45°W |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Odesa Oblast |
| Parts Type: | Subdivisions |
| Parts Style: | coll |
| P1: | 1 — city councils |
| P2: | 1 — settlement councils |
| P3: | 20 — rural councils |
| P4: | Number of localities: 1 — cities |
| P5: | |
| P6: | 42 — villages |
| P7: | 6 — rural settlements |
| Established Title1: | Established |
| Established Date1: | 1923 |
| Established Title2: | Disestablished |
| Established Date2: | 18 July 2020 |
| Seat Type: | Admin. center |
| Seat: | Biliaivka |
| Leader Title: | Governor |
| Leader Name: | Arsen Zhumadilov |
| Leader Title1: | Chairman |
| Unit Pref: | Metric |
| Area Total Km2: | 1496 |
| Population Total: | 81,171 |
| Population As Of: | 2020 |
| Population Density Km2: | auto |
| Timezone1: | EET |
| Utc Offset1: | +2 |
| Timezone1 Dst: | EEST |
| Utc Offset1 Dst: | +3 |
| Postal Code Type: | Postal index |
| Postal Code: | 67600—67672 |
| Area Code Type: | Area code |
| Area Code: | +380 4852 |
| Website: | http://bilyaivka-rda.odessa.gov.ua/ |
Biliaivka Raion (Ukrainian: Біляївський район) was a raion (district) in Odesa Oblast of Ukraine. Its administrative center was the city of Biliaivka, which had a status of the city of oblast significance and did not belong to the raion. The raion was abolished and its territory was merged into Odesa Raion on 18 July 2020 as part of the administrative reform of Ukraine, which reduced the number of raions of Odesa Oblast to seven. [1] [2] According to the 2001 census, the majority of the population of Bileaiivka district was Ukrainian -speaking (80.26%), with Russian (16.87%) and Romanian (1.26%) speakers in the minority.[3] The last estimate of the raion population was
Until 2016, the city of Biliaivka was part of Biliaivka Raion. On 28 January 2016, Biliaivka was designated the city of oblast significance, though it remained the center of the raion.[4]
At the time of disestablishment, the raion consisted of seven hromadas:[5]