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)
The actors, meanwhile, hope to spend some more time on the Blue Bloods set with one another; season 5 isn't their last hurrah by any means. Amy Carlson as Linda Reagan, Donnie Wahlberg as Danny Reagan in Baggage, the 100th episode of Blue Bloods, airing Jan. 9, 2015. CBS.