Isaac Baer Kauffman was born in 1762 in Manor township, Lancaster PA. He was the son of Christian Kauffman and Barbara Baer. He had a younger sister, Elizabeth Baer and brother, Christian.
He married Catharine Baughman in 1786. They had ten children over 19 years. These included Andrew Isaac Kauffman. He died in 1826. He was buried on his farm in Manor township. See the story Quest for the Burial Place of Isaac Baer Kauffman.