"Friedrich David Gräter (1768–1830) was one of the founders of the field of Scandinavian studies and Germanic philology in Germany.
A native of Schwäbisch Hall, Gräter studied ...
theology, philosophy, and philology in Halle and Erlangen.He worked as a gymnasium teacher of Greek and Hebrew in Schwäbisch Hall from 1804 as rector.He was a member of Pegnesischer Blumenorden from 1781 and member of the Berlin Academy of Sciences from 1792.He married Christiane Spittler in 1799. They had no children and divorced in 1803. In 1805, Gräter married Maria Elisabetha, née Hofmann, widowed Seiferheld und Haspel, with whom he had a daughter. In 1818, he became rector of the gymnasium at Ulm. He retired in 1826 and moved to Schorndorf." - (en.wikipedia.org 19.04.2020)