Robert K. "Brian" Mullen of Chelsea, passed away Tuesday morning, March 31, 2015 at the Massachusetts General Hospital in Boston with his beloved sweetheart, Helen by his side. He was 83 years of age. Born and raised in South Boston, Robert is the son of the late John and Catherine (Foley) Mullen. Robert enlisted in the US Navy on May 18, 1950, serving during the Korean War. He was honorably discharged on August 31, 1951. In addition to his Naval Service, Robert was a member of the Merchant Marines. Over a period of his working career, Robert was a Manager of housekeeping services in the hotel/nursing home industry. Resident of Chelsea, Robert has been residing at the Chelsea Village Elderly at Admiral's Hill. He became an artist in his later years and enjoyed painting. Brian had a passion for theatre and reciting poetry. He will be greatly missed by all his family and friends.

Robert is the former husband of Kathlyn E. (Smith) Mullen of Brockton and Grace A. (Morris) Mullen of GA. Beloved sweetheart for 31 years of Helen K. (Keene) Cox of Chelsea and Boston. Beloved father of Stephanie Mullen-Single and her husband Albert of Brockton, Kathleen "Kate" Grant of Brockton, Denise Mullen of NJ, Patrick M. Mullen and his wife Julie of GA. Brother of the late Joseph Mullen, James Mullen, Edward Mullen, McDara Mullen, Francis Mullen and Mary Nichols. Also lovingly survived by 13 grandchildren, 3 great-grandchildren and numerous nieces and nephews.