Un de Sceaux (foaled 5 May 2008; French pronunciation: ​[ɛ̃ də so]) is a French-bred AQPS racehorse who competes in National Hunt racing. Known for his front-running style, he has won all twelve of his completed races, his only defeat coming when he fell in a novice steeplechase in November 2014. After winning both his races in France he was transferred to Ireland where he won two novice hurdles.