According to his obituary William Frederick Pupp, Jr. was born at Hammerstein, Germany. He emigrated with his parents and sisters from Germany (formerly West Prussia) when he was 9 years old. At age 33 he applied for citizenship. As a grown man he was fun loving. He loved fine horses and passed that affinity on to many of his children. William F. Jr. was known as being strict but enjoyed dancing and could be quite a charmer.
William Frederick Pupp, Jr. was survived by all nine of his children and his wife Louisa. He was buried at the Holton Cemetery a few miles NE of Abbotsford.