Arthur Ellis (born 7 June 1990) is a rugby union player who plays at open-side flanker for Rosslyn Park. His father played for Wales Schools, Neath and was an Oxford Blue. Ellis attended St Benedict's School, Ealing.

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Arthur Ellis played for Wales U16s before representing England at U18, 19 and 20 level. His older brother, Hugo Ellis also represented England U20.^{[citation needed]} Arthur Ellis left London Wasps in June 2010 to join Newport Gwent Dragons.^[1] He was released by Newport Gwent Dragons at the end of the 2010–11 season and joined Bridgend Ravens^{[citation needed]}. He has made several appearances for the Ospreys (rugby union) in the Anglo-Welsh Cup and made his first league appearance in the Pro12 against Edinburgh Rugby on 22 February 2013^{[citation needed]}. Ellis also attends and plays rugby for Cardiff University.^{[citation needed]}