National flag
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1971-Today | Flag of Qatar | A white band on the hoist side, separated from a maroon area on the fly side by nine white triangles which act as a serrated line. [1] [2] |
The following is a list of flags and banners used in Qatar.
| Flag | Date | Use | Description |
|---|---|---|---|
| | 1971-Today | Flag of Qatar | A white band on the hoist side, separated from a maroon area on the fly side by nine white triangles which act as a serrated line. [1] [2] |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1974-Today | Flag of The Qatar Emiri Air Force | A light blue flag with the national flag in the canton, with the Qatar Air Force's roundel on the fly side. [3] |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 224–651 | Flag of the Sasanian Empire | a Lotus on a purple field, was encrusted with jewels and had trailing red, gold and purple streamers on its edges. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 698–750 | Flag of The Umayyad Caliphate | A White Field. |
 | 750–899 | Flag of The Abbasid Caliphate | A Simple Black Field. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1417-1520 | Flag of The Jabrid Emirate | A red field with a white symbol in the center and a white arabic script upwards. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1520–1521 | Flag of The Kingdom of Portugal | White field with the royal coat of arms in the middle. |
 | 1521-1550 | Flag of The Kingdom of Portugal | White field with the royal coat of arms in the middle. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1550–1670 | Flag of The Ottoman Empire | Red field with a Green Disc in the center and 3 golden crescent moons inside the disc. |
 | 1872-1916 | Flag of The Ottoman Empire | A Red Field with a white crescent moon and a 5-pointed star. [4] [5] |
 | 1916 | Flag of The Ottoman Qatar | A Red Field with a white border and a golden crescent moon. [6] |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1670-1783 | Flag of the Imamate of Oman | A White Field with The Royal Emblem in the canton. |
 | 1696–1783 | Flag of the Omani Empire | A White Field with red arabic script above and a red sword pointed to the right. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1783-1820 | Flag of Bahrain | A simple Red Field |
 | 1820-1860 | Flag of Bahrain | a red field with a white stripe off-centered towards the hoist. |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1798-1818 | Flag of Diriyah | A Green Field with a White Stripe on the fly and an Arabic script written in white in the center. [7] [8] [9] |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1860-1872 | Flag of Qatar | A white band on the hoist side, separated from a red area on the fly side by eleven white triangles which act as a serrated line. [10] |
| Flag | Date | Use | Description |
|---|---|---|---|
 | 1916-1971 | Flag of The United Kingdom | A superimposition of the flags of England and Scotland with the Saint Patrick's Saltire (representing Ireland). |
 | 1916–1947 | Flag of British India | A Red Ensign with the Union Jack at the canton, defaced with the Star of India emblem displayed in the fly. |
 | 1968–1971 | Flag of Trucial States | A Star green With Some Red Stripes. |
| | 1916–1932 | Flag of Qatar | A white band on the hoist side, separated from a red area on the fly side by eleven white triangles which act as a serrated line. |
 | 1932–1936 | Flag of Qatar | A white and maroon flag, with the boundary serrated, with diamonds inside the serrations. [11] |
 | 1936–1949 | Flag of Qatar | A white band on the hoist side, separated from a maroon area on the fly side by nine white triangles which act as a serrated line, 10 diamonds in each white triangle and the name of the country in arabic in the center. [12] |
 | 1949–1971 | Flag of Qatar | A white band on the hoist side, separated from a maroon area on the fly side by ten white triangles which act as a serrated line. [13] |
This is a collection of lists of flags, including the flags of states or territories, groups or movements and individual people. There are also lists of historical flags and military flag galleries. Many of the flag images are on Wikimedia Commons.