| Sa'ad ad-Din island | |
| Location: | Somaliland |
| Coordinates: | From to |
| Archipelago: | Zeila Archipelago |
| Ethnic Groups: | Uninhabited [1] |
| Pushpin Map: | Awdal#Somaliland |
| Pushpin Label Position: | right |
Sacadin is the largest of the six Somaliland islands of the Zeila Archipelago, off the coast of Somaliland.[2] It has an area of 7.2 square kilometers (about 720 hectares) and is mostly desert, although 2 portions of the island have abundant vegetation. It is 11.5 kilometers long and is located 5.4 kilometers north of the coast of Somaliland, near the border with Djibouti.
Its surface area is comparatively larger than that of Gibraltar and 3 times that of Monaco.