Flag of Kastellorizo Greece The Flag of Kastellorizo is a banner representing the autonomous island municipality of Kastellorizo, Greece. It consists of three equal horizontal bands of blue, white, and red from top to bottom, with a smaller blue square bearing a white five-pointed star in its center located at the hoist side (the left for an observer facing the flag). This design reflects the Greek national flag but includes the local emblem symbolizing the island’s unique identity. The flag was officially adopted on May 10, 1974.