EP1

EP1 or EP 1 may refer to:

Music

 * EP 1 (Crosses EP), 2011
 * EP1 (dollys EP), 2013
 * EP1 (Duke Dumont EP), 2014
 * EP1 (FKA Twigs EP), 2012
 * EP1 (Kleptones EP), 2006
 * EP 1 (Odd Year and the Reverb Junkie EP), 2012
 * EP1 (Pixies EP), 2013
 * EP 1 (Qveen Herby EP), 2017
 * EP1 (Smoke & Jackal EP), 2012
 * EP 1 (Zero 7 EP), 2000
 * EP001, an EP by Thenewno2, 2006
 * EP 1, an EP by Basement Jaxx, 1994
 * EP1, an EP by Viktoria Modesta, 2010

Science

 * Prostaglandin EP1 receptor, a human gene
 * EP1 procyclin, a trypanosome procyclin protein

Transport

 * EP1 (electric locomotive), a Russian locomotive
 * New Haven EP-1, an electric locomotive built for the New York, New Haven and Hartford Railroad, 1905–1908