a German Reformed minister, third son of Rev. J. C. A. Helfenstein was born in Germantown. Pa., Jan. 19, 1784. He studied theology with Rev. Dr. Becker, of Baltimore, Md. He was licensed in 1805, and ordained in 1807; pastor of the German Reformed congregation in Carlisle till 1811, when he was called to Frederick, Md., where he labored with great success to the time of his death, Sept. 29, 1829. He was a zealous pastor; aid an impressive preacher in both the German and English languages. (H. H.)