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)
Meet the Blue Bloods season 7 cast right here: #1 Detective Danny Reagan (Donnie Wahlberg): The eldest son of Frank Reagan, Danny has been happily married to his wife Linda (Amy Carlson) for 20 years and is the father of two children, Jack and Sean.