Of Milton, died after a short illness at age 87. Married 52 years to Constance “Dena” Farrell until her passing in 2016. Son of the late William “Mal” Farrell and Margaret (Cavanaugh) Farrell. Loving Father of Christina E. and her husband Carlo Barbato of Milton. Brother of the late Genevive Crimmins and late Brother-in-Law of Paul Crimmins. Loving Grandpa of Olivia Potts, Kayla Hickey and Gabriella Barbato all of Milton. Great Grandpa of Aiden, Madelyn and Liam. Leo was a housing inspector for the City of Boston until he retired in 1996. He also worked as a broker in real estate. After retiring from the City of Boston, Leo began working as a starter for Wollaston Golf Course in Milton, and then at Herb Chambers as a shuttle driver, as well as working at Cambridge Honda and then Colonial Nissan as a swap driver. Leo was an avid golfer and long time member of Ponkapoag Golf Course in Canton. He also loved golfing in Myrtle Beach, Florida, California and Las Vegas. Leo loved cars, owning way too many. A private burial ceremony will follow at a later date.