He married Theresa Augusyn in 1907. Together they had one son, Ed and four daughters, Evelyn, Margaret, Helen, and Alice.
John & Ed
Ed Schroepfer (1914 - 1995), son of John, holding two of his father's violins, #90 & #76.
Below is Ed's two son's and grandson.
Left to right, Brian Schroepfer (great grandson), John Schroepfer (grandson), Tom Schroepfer (grandson & father of Brian).
John is holding one of his grandfather's violins, #76, owned by Scott Moody.