Es, ES, or similar may refer to:
Estonia (Estonian: Eesti [ˈeːsʲti] (listen)), officially the Republic of Estonia (Estonian: Eesti Vabariik), is a country in Northern Europe.
Eswatini (Swazi: eSwatini [ɛswəˈtiːni]), officially the Kingdom of Eswatini (Swazi: Umbuso weSwatini) and also known as Swaziland, is a landlocked country in Southern Africa.
Escherichia coli (), also known as E. coli (), is a Gram-negative, facultative anaerobic, rod-shaped, coliform bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms (endotherms).
Esperanto () is the most widely spoken constructed international auxiliary language. It was created in the late 19th century by L. L.
Espionage or spying is the act of obtaining secret or confidential information without the permission of the holder of the information.
Esophageal cancer is cancer arising from the esophagus—the food pipe that runs between the throat and the stomach.