Anna was born in 1852 in Ohio, the daughter of Johann Dentzer and Margeurite Unknown.
She has died but the date and place are unknown.
Her husband was Joseph Schaffer, who she married on 15 JUN 1869 in Madison, Indiana. Their six known children were Frank (1872-?), Mary (1873-?), Margaret (1875-?), Clara (1876-?), Veronica (1878-?) and Josepha (1878-?).