Younger brother of Arthur Wahlberg, Donnie Wahlberg and Robert Wahlberg. His older siblings are: Arthur Wahlberg, James Wahlberg, Debbie Wahlberg, Michelle Wahlberg, Paul Wahlberg, Tracey Wahlberg, Robert Wahlberg and Donnie Wahlberg. Robert, Donnie and Mark are from their mother's third marriage with Donald Wahlberg.
Blue Bloods ActorsTv Blue BloodsBloods CastBloods Tv STv ReaganReagan BlueReagan FamilyJoe ErinDanny JoeForward. Joe Reagan the second oldest son (So that concludes: Danny, Joe, Erin and Jamie in order or Danny Erin Joe and Jamie)
Kirk Cameron appears in the season one episode, Just One of the Guys as Cousin Steve, Danny's nephew and the girls' cousin (not to mention Kimmy's crush). He is the real-life brother of Candace Cameron Bure, and wound up marrying Chelsea Noble - who played Jesse's girlfriend, Samantha in The Seven-Month Itch (Part 1).