| Design = White with a red stripe at the bottom with a three-towered, two-tiered red castle in the white section. Each tower has a door and a window and from the door of the middle tower hangs a gold key which mainly overlaps the red stripe.
| Image2 = Government Ensign of Gibraltar.svg
| Nickname2 = State ensign of Gibraltar
| Use2 = 000010
| Adoption2 = 1998 (1875)
| Proportion2 = 1:2
| Design2 = Blue Ensign with the Union Flag in the canton and the badge of Gibraltar in the fly.
| Type =
| Image3 = Civil Ensign of Gibraltar.svg
| Nickname3 = Civil ensign of Gibraltar
| Use3 = 000100
| Adoption3 = 1998
| Proportion3 = 1:2
| Design3 = Red Ensign with the Union Flag in the canton and the badge of Gibraltar in the fly.
| Type =
| Image4 = Flag of the Governor of Gibraltar.svg
| Nickname4 = Flag of the [[Governor of Gibraltar]]
| Use4 = 000000
| Adoption4 =
| Proportion4 = 1:2
| Design4 = A Union Flag [[defacement (flag)|defaced]] with the coat of arms.
