Davy is a small lunar crater that is located on the eastern edge of the Mare Nubium. It is overlaying the lava-flooded remains of the satellite crater 'Davy Y' to the east, a formation which contains a crater chain designated Catena Davy. To the southeast of Davy is the prominent Alphonsus crater.

English chemist who was a pioneer in electrochemistry and who used it to isolate elements sodium and potassium and barium and boron and calcium and magnesium and chlorine (1778-1829)

Davy is character from the Ramona series of books by Beverly Cleary.

the common designation of the Davy-lamp by the miners.