List of Portuguese flags
This is a list of flags used in Portugal.
National flag
| Flag | Date | Use | Description |
| 30 June 1911 – | National flag and ensign | A green and red rectangle with the national coat of arms. |
Historical flags
[County of Portugal]
| Flag | Date | Use | Description |
| 1095–1143 | Royal flag | Heraldic banner field ) |
Portuguese Macau
| Flag | Date | Use | Description |
| 1975–1999 | Flag of the Government of Macau. During the Portuguese administration this flag also represented the Territory of Macau in the international forums, although it was not the official flag of the Portuguese territory. | A light blue field charged with the coat of arms of Government of Macau. | |
| Flag of the Municipality of Macau, one of two local municipal governments and in the sports events | This was the flag used at the handover to China in 1999. A light blue field charged with the coat of arms of Municipality of Macau. | ||
| Flag of the Municipality of Macau, one of two local municipal governments and in the sports events | Dark blue version. | ||
| Flag of the Municipality of Ilhas, one of two local municipal governments | An orange filed charged with the coat of arms of Municipality of Ilhas. |
Military Flags
| Flag | Date | Use | Description |
| 14th–15th century | Flag of Saint George | A white field charged with a red cross. | |
| 14th century | Flag of the Order of Aviz | White field charged with a green fleur-de-lis cross. | |
| 16th century–17th century | Flag of the Order of Christ | White field charged with the Cross of the Order of Christ. | |
| 16th century | Variant of the flag of the Order of Christ used during the Discovery Age | Green and white gyronny charged with the Cross of the Order of Christ. | |
| 17th century | Variant of the flag of the Order of Christ used during the Portuguese Restoration War | Green field charged with the Cross of the Order of Christ. | |
| 19th century | 1853 Portuguese army regimental flag. | White field charged with the Portuguese coat of arms, a ribbon with unit name, and royal monogram. | |
| 19th century | 1868 Portuguese army regimental flag. | Vertical white and blue field charged with the Portuguese coat of arms, a ribbon with unit name, and royal monogram. |