Es, ES, or similar may refer to:
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).
Estonia (Estonian: Eesti [ˈeːsʲti] (listen)), officially the Republic of Estonia (Estonian: Eesti Vabariik), is a country in Northern Europe.
Eswatini (Swazi: eSwatini [ɛswa̯ˈtiːni]), officially the Kingdom of Eswatini (Swazi: Umbuso weSwatini) and also known as Swaziland (), is a landlocked country in Southern Africa.
An essay is, generally, a piece of writing that gives the author's own argument — but the definition is vague, overlapping with those of a paper, an article, a pamphlet, and a short story.
Esophageal cancer is cancer arising from the esophagus—the food pipe that runs between the throat and the stomach.