David A. Armstrong, born February 16, 1930, joined his wife of 60 years, Mama Gerrie on December 26, 2017. He is survived by his three daughters Maria, Betty, Jerrilynn, 16 grandchildren, nine great-grandchildren and his beloved cat Freddie. A native of California, David was a resident of Manteca for the past 17 years and 50+ years of Alameda County.