Matt Ryan (born 11 April 1981 as Matthew Darren Evans) is a Welsh actor. He portrayed John Constantine in the lead role in the NBC television series, . He reprised the role in the fourth season episode, "". Ryan reprises the role in the third and fourth seasons of .
John Con Noir
- "" John Constantine (voice)
- "" John Constantine (special guest star)
DC's Legends of Tomorrow
- He reprised the same character in the animated movie Justice League Dark, alongside Jeremy Davies as Ritchie Simpson.