Baykalsko or Baikalsko (Bulgarian: Байкалско) is a village in Radomir Municipality, Pernik Province, Southwest Bulgaria.
Population: 75 (as of January 1, 2007).
[1] It is named after Lake Baikal, Russia.
Until 13 July 1951, Baykalsko was named Chokl'ovo.
[2] Baykal Point on Brabant Island, Antarctica is named after the village.