Rhys Ruddock (born 13 November 1990) is a professional rugby union player.

He made his Leinster debut against his father's old club Newport Gwent Dragons.

In summer 2010, whilst playing for his first club in Ireland UCD, Ruddock got a call up to the Irish senior squad for their 2010 summer tour where he received his first cap vs Australia due to the shortage of back-row players to injury.

[5] He started against New Zealand Māori in a non-cap match, and won his first cap for Ireland when he came off the bench against Australia.

[7] Meanwhile, with Leinster, he became their youngest ever captain against Arioni in the Magners League, when he was still playing for UCD's under-20 side.