Home Politicians Barbara O'Brien Barbara O'Brien Politician Barbara O'Brien (born April 18, 1950) was the 47th Lieutenant Governor of Colorado from 2007 to 2011. She is a Democrat. Personal facts Birth dateApril 18, 1950 Birth placeBrawley California facebook tumblr linkedin twitter reddit google+ Search Office holder governorBill Ritter officeLieutenant Governor of Colorado partyDemocratic Party (United States) successorJoseph García (U.S. politician) Topical connections Betsy MarkeyPolitician Cara RussellPolitician İlhan MimaroğluMusical artist İhsan Emre VuralAthlete Barbara O'Brien on Wikipedia Barbara O'Brien