The following is a list of flags used in Oman.
| Flag | Date | Use | Description | |
|---|---|---|---|---|
| 1965–1968 | A horizontal tricolour of red, white and black.[5] | |||
| 1965–1968 | Flag of the Dhofar Liberation Front | A horizontal tricolour of red, white and black with black Arabic text in the white stripe. | ||
| 1965–1968 | Flag of the Dhofar Liberation Front | A horizontal tricolour of black, white and red. | ||
| 1965–1968 | Flag of the Dhofar Liberation Front | A horizontal tricolour of black, white and red with red Arabic text in the white stripe. |
| Flag | Date | Use | Description | |
|---|---|---|---|---|
| 1970–Present | A Blue Field with the national flag in the canton and defaced with the royal navy's emblem.[6] | |||
| 1907–Present | A Blue Field with the national flag in the canton and defaced with the royal army's emblem. | |||
| 1959–Present | A Light Blue Field with the national flag in the canton and defaced with the royal air force's emblem.[7] |
| Flag | Date | Use | Description | |
|---|---|---|---|---|
| 225–632 | ||||
| 661–750 | A Simple White Field. | |||
| 750–934 | A Simple Black Field. | |||
| 1045–1154 | ||||
| 1508–1521 | A White Field with The Portuguese Coat of Arms in the Center. | |||
| 1521–1578 | Flag of The Kingdom of Portugal | A White Field with the Portuguese Coat of Arms in the Center. | ||
| 1578–1640 | Flag of The Kingdom of Portugal | A White Field with the Portuguese Coat of Arms in the Center. | ||
| 1616–1640 | Flag of The Kingdom of Portugal (Putative Flag) | A White Field with the Portuguese Coat of Arms in the Center. | ||
| 1640–1650 | Flag of The Kingdom of Portugal | A White Field with the Portuguese Coat of Arms in the Center. | ||
| 1650–1954 | A White Field with the Royal Emblem in the canton. | |||
| 1696–1856 | A White Field with red Arabic text and a red sword above pointed to the right. | |||
| 1856–1970 | A Simple Red Field. | |||
| 1868–1871 | Flag of the Imamate of Muscat and Oman | A Simple White Field.[8] | ||
| 1954–1959 | Flag of the Imamate of Oman | A White Field with red Arabic script and a red sword pointed to the right below.[9] | ||
| 1970–1985 | Flag of Oman | A horizontal tricolor of white, red and green; with a vertical red stripe at the hoist, charged with the National Emblem of Oman, the red stripe is smaller than the other ones.[10] [11] | ||
| 1985–1995 | Flag of Oman | A horizontal tricolor of white, red and green; with a vertical red stripe at the hoist, charged with the National Emblem of Oman (Proportion of 3:2).[12] |