Gretchen Osgood Warren (March 19, 1868 – September 13, 1961) was an American actress, singer, and poet.

The daughter of Dr. Hamilton Osgood and Margaret Cushing Osgood of Beacon Hill, Boston, Massachusetts, her younger sister was Mary Alden Childers, the wife of writer and Irish nationalist Erskine Childers.

[1] Her upbringing in the affluent environment that was turn of the century Beacon Hill, Boston, Massachusetts allowed her to pursue music and drama to an extremely high level.

[4] The sitting was done in Fenway Court, then the home of legendary Boston fine arts czar; Isabella Stewart Gardner.

[9] Her daughter Rachel married the American archaeologist Samuel K. Lothrop and later the Irish nationalist Robert Childers Barton.