Flag of Monaco

Monaco
Use	National flag
Proportion	4:5
Adopted	4 April 1881
Design	A horizontal bicolour of red and white
Use	State and war flag, state and naval ensign
Design	A white field with the coat of arms charged at the center
Use	National flag and civil ensign
Design	A white field with red lozenges

The national flag of the Principality of Monaco (French: drapeau de Monaco) has two equal horizontal bands, of red (top) and white (bottom), both of which have been the heraldic colours of the House of Grimaldi since at least 1339. The present bicolour design was adopted on 4 April 1881, under Charles III.