​HOSMER, Jean, actress, b. near Boston, Mass., 29 Jan., 1842. She first appeared on the stage in a ballet at Buffalo, N. Y., and rose to be a star actress, performing the part of Juliet at the Chestnut street theatre, Philadelphia, in December, 1858. Soon afterward she retired from the stage, but returned in May, 1866, when she played the part of Camille at the Winter Garden theatre, New York, and subsequently performed with success in the principal cities of the United States.