Margaret Cushing Pearmain Osgood (1847–1941), was an American writer and poet.

[1] She was the daughter of William Robert Pearmain and Cordelia Miller Smith.

Osgood was known primarily for her exhaustively researched book, The City Without Walls : An Anthology setting forth the Drama of Human Life.

[2] It's a collection of the world's spiritual literature, spanning both religious and cultural differences.

George William Russell said "I do not know of any better book to dispel, without controversy, the arrogance of ignorance...."