Martha Davis Coe (April 24, 1907 – November 11, 1986) was a musician, composer, PR executive and inventor.

Coe had a varied working life, dividing her time between composing, performing, theatre management, public relations, Girl Scouts, TV and radio.

[10] For GSUSA, she directed A Dream and a Promise as part of the 1953 National Council in Cincinnati, Ohio for an audience of 3,000.

[11] In 1956 she produced three large-scale arena events for the first Girl Scout Senior Roundup[12][13] in Highland State Park, Michigan.

[14] Between 1976 and 1986 Coe and White wrote, produced and performed two-woman shows Music Hall Favourites and Oscar Wilde and Wonderful as Coe-White Associates, appearing in New York and New Jersey.