When David Weaver Zimmerman was born on 26 December 1854, in Spring Grove, York, Pennsylvania, United States, his father, Peter Wenger Zimmerman, was 37 and his mother, Anna Buckwalter Weaver, was 32. He married Catherine Weber Horst about 1885, in Lancaster, Pennsylvania, United States. They were the parents of at least 3 sons and 1 daughter. He lived in Earl Township, Lancaster, Pennsylvania, United States in 1900 and East Earl, Earl Township, Lancaster, Pennsylvania, United States in 1910. He died on 10 March 1915, in Lancaster, Lancaster, Pennsylvania, United States, at the age of 60, and was buried in Weaverland Mennonite Cemetery, East Earl, Earl Township, Lancaster, Pennsylvania, United States.