Egypt

Egypt, officially the Arab Republic of Egypt, was a pre-War country located in Africa.

Fallout 2

 * The Great Ananias claims that he has a genuine Egyptian mummy, though it's actually Woody, a ghoul from Gecko, who has a tendency to fall asleep in unusual places.
 * A crier in The Den will mention the Nile River, which runs through the country.

Fallout 3
The Nile River is again mentioned on a terminal in the Underworld.

Fallout 4

 * Lorenzo Cabot hires a team of experienced Egyptian excavators to help him find the lost city of Ubar.
 * Jack Cabot mentions Egypt among the other cradles of civilization, Sumer and Assyria.

Far Harbor
Gilda Broscoe and Keith McKinney starred in a film called Empire on the Nile. It was set in ancient Egypt, and the last Egyptian queen Cleopatra was a character.

Fallout 76
In the Mistress of Mystery television show, the titular character travels to Egypt twice, the second to vanquish the cult of the Unseen Seer.

Wild Appalachia
Egypt is mentioned in the Pioneer Scout camp terminal entries.

Appearances
Egypt is mentioned in Fallout 2, Fallout 4, and Fallout 76 and its Wild Appalachia update.