Bliznatsi (Bulgarian: Близнаци) is a village in Avren Municipality in northeastern Bulgaria close to the Black Sea Coast.
Meaning "twins" in Bulgarian, Bliznatsi is actually two small villages located on neighboring hilltops.
Over time, as the villages grew, the formed one single governing town of over 1,600 permanent and temporary residents.
Due to the proximity of the Black Sea Coast and the Kamchia Resort Complex, the town has recently become an attractive location for vacation homes.
The location of the town just off route 9, a major north–south coastal highway in Bulgaria, makes the commerce and services sectors prominent in the local economy as well.