Rev. Samuel Koch Guldin was born in Bern, Switzerland, in 1664, the son of Hans Jachim and Susanna Tribolet Guldin. He married Mary Magdalena Malacrida, daughter of Peter and Esther Fischer Malacrida. they had four children, 1693-1699. They immigrated to America in 1710 and settled in Philadelphia, Pennsylvania. He was a leader of the Swiss Pietists. He died at Philadelphia in 1745. Descendants lived in Pennsylvania, Indiana, and elsewhere.

At the ninth annual reunion of the Hain family held on September 15, 1940, a committee was appointed to arrange for the printing of the record of the descendants of George and Veronica Hain. The basis of this record was the chapter of the Hain family prepared by Mrs. Frances Hain Swope and printed in the 1935 edition of the History of St. John's (Hain's) Reformed church, which in turn was compiled from the voluminous data gathered by Henry B. Werner.