Fallon, Donald P. of Arlington. October 9th. Loving husband to Marie (Stacchi) for 63 years. Beloved father of Donna, Katherine and Patricia. Loving grandfather of six grandchildren. Caring brother to Theresa Crowley and the late Lawrence Fallon. A funeral mass will be celebrated on Saturday at 11:30 AM at St. Agnes Church. Burial to follow at Mt. Pleasant Cemetery. Arrangements under the care of DeVito Funeral Home, 1145 Massachusetts Ave., ARLINGTON. To send an online condolence visit,www.devitofuneralhomes.com.