Amelia Lily Oliver (born 16 October 1994) is an English singer and television personality. In 2011, she became a finalist on the eighth series of The X Factor, where she finished in third place. In 2017, she finished as runner-up on the twentieth series of Celebrity Big Brother. In 2020, she began appearing in the MTV reality series Geordie Shore.

Following The X Factor, Lily signed a record deal with Sony, and released a single titled "You Bring Me Joy". The single peaked at number two on the UK Singles Chart, and number 21 in the Republic of Ireland. Lily's follow up single, "Shut Up (And Give Me Whatever You Got)", charted at 11 on the UK Singles Chart. Lily's third single, "Party Over", peaked within the top 40 of the UK Singles Chart. In 2015, Lily joined the cast of American Idiot, in the lead role of Whatsername.