[4] She was a protégé of Mathilde Heron[2] (1830–1877) and made her stage debut in Camille (1868),[5] at Jerome's private theatre in New York.

[2] Ethel and Fanny Davenport were among the actors in a production of a comedy,[8] Dreams,[9] by T. W. Robertson.

The Augustin Daly stock company staged it at the Fifth Avenue Theatre,[10] 24th Street, one door from Broadway,[11] on February 15, 1870.

[13] In September 1872 Ethel appeared in Agnes, presented by the Union Square Theatre.

[2] Ethel married Francis W. Tracy,[15] a millionaire[2] from Buffalo, New York in October 1873.

She was engaged to marry theatrical manager Francis Mahler when she died.