Rayna Kasabova (Cyrillic: Райна Касабова, 1 May 1897, Karlovo - 25 May 1969) was a Bulgarian air force pilot and the first womаn in the world who participated in a military flight. At 15, during the First Balkan War in 1912, she joined the Bulgarian Air Force and flew above Edirne to throw out propaganda leaflets in Turkish.
Kasabova Glacier on Davis Coast in Graham Land on the Antarctic Peninsula, Antarctica is named after Rayna Kasabova.