| Flag | Date | Use | Description |
 | 1992 – 2006 | Flag of the Federal Republic of Yugoslavia and later Serbia and Montenegro | A tricolour of blue, white, and red. |
 | 1992 – 2004 | Flag of the Republic of Serbia | Three equal horizontal fields, red on the top, blue in the middle and white on the bottom. |
 | 1945 – 1992 | Flag of the Socialist Federal Republic of Yugoslavia | A tricolour of blue, white, and red with a red five-pointed star in the white band. |
 | 1945 – 1992 | Flag of Socialist Republic of Serbia | Three equal horizontal fields, red on the top, blue in the middle and white on the bottom, Communist Red Star in the center. Used as the flat of the Republic of Serbia (federal) 1990-1992 |
 | 1941 – 1945 | Flag of Partizan Serbia | A tricolour of blue, white, and red with red star. |
 | 1918 – 1941 | Flag of Kingdom of Yugoslavia | A tricolour of blue, white, and red. |
 | 1882 – 1918 | Flag of the Kingdom of Serbia | A tricolour of red, white, and blue with coat of arms. |
 | 1830 – 1882 | Flag of the Principality of Serbia | A Serbian tricolour. |
 | 1815 – | Flag of the Second Serbian Uprising in Takovo | A red cross on white background. |
 | 1807 – | Flag of the First Serbian Uprising | Red and white with cross, moon, sun and sword. |
 | Medieval; 1513-1524 | Stag of the Crnojevićs | White bicephalic eagle of the House of Nemanjić on traditional red background. Used since Lord Ivan-bey the Black as a mark of successorship to the Serbian Empire; used by convert Scanderbey during the autonomous Sanjak of Montenegro. Mythic replica hangs on the Cetinje Monastery for centuries as its banner. |
 | 12th – 14th century | Flag of the Serbian Empire | red two-headed eagle on yellow field. |
 | 1281 – ? | Flag of the medieval Serbia | Red and blue bicolour |
 | 1045 – 1204 | Flag of the Byzantine Empire | Used in the Byzantine Empire. |
| Flag | Date | Use | Description |
 | 1993-2004 | State Flag of Montenegro | Red-bluish-white with equal width, with "bluish" (plavetna) meaning light-blue. Ratio 3:1. Returned the original official Montenegrin state flag |
 | 1946-1992 | Republican Flag of the People's/Socialist Republic of Montenegro | Serbian tricolor with the communist red star |
 | 1905-1918 | State (national) Flag of Montenegro | Serbian tricolour, with "bluish" (plavetna) meaning light-blue. Ratio 3:2. To differ from the flag of Serbia which was identical, the only official state flag, according to the first 1905 Constitution of the Princedom of Montenegro. Created after mythically the blue in the tricolor faded in the light of the sun, so Nicholas adopted it. Used temporarily in the fascist WWII Montenegrin State (officially Kingdom). |
 | 1876-1905 | National Flag of Montenegro | Serb flag used throughout the existence of Montenegro to the present, recognized state flag until the one sanctioned by the 1905 Constitution. Mass-used by the Montenegrins since the 1880s. The Slavic tricolor versions proposed by Prince Danilo (based on the French liberal flag) were finally stabilized by adopting the Serbian tricolor in 1859. The flag was temporary used by Montenegrin institutions after multiparliamentarism in 1991, until the old flag was restored in 1993. |
 | 1881-1916 | National Flag of Montenegro (unofficial) | National tricolor with Nicholas' insignia |
| Flag | Date | Use | Description |
 | while the Petrovic-Njegos family held the seat of Cetinje Metropolitans | Martial Banner of Serb clans | Flags signifying a Serb clan, to differ from the authority of the Scander Metropolitan. Where created by ripping and resewing captured Ottoman flags. |
 | while the Petrovic-Njegos family held the seat of Cetinje Metropolitans | Banner of the Metropolitanate of Cetinje of the House of Petrović-Njegoš | Orthodox red cross in a white field with a red border. Represents the highly Christian virtue of subjected peoples and the desire to fight against invading Islam. Used by the Serbian Army at the Battle of Kosovo in 1389 and after the defeat brought to Montenegro. Adopted in during the Great Turkish War at the end of the 17th century. |
| Medieval; 1513-1524 | Stag of the Crnojevićs | White bicephalic eagle of the House of Nemanjić on traditional red background. Used since Lord Ivan-bey the Black as a mark of succession to the Serbian Empire; used by convert Scanderbey during the autonomous Sanjak of Montenegro. Mythic replica hangs on the Cetinje Monastery for centuries as its banner. |
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