City Councillor John Connolly and his wife, who live in West Roxbury, also have two additional kids, Clare and Teddy.

New Undecided Voter! Mary Katherine "MaryKate" Connolly, 8lbs 12oz @ 12:56pm. Mom & MaryKate doing great. #prouddad pic.twitter.com/WBlFAQat70

— John Connolly (@JohnRConnolly) August 13, 2013