Dorothy Cleo Stargel Cason (June 24, 1910 – July 27, 2003) was an American librarian.

[7] In 1949, she was asked to organize the arsenal's library, which became the Redstone Scientific Information Center, with over a million books, documents, journals, and audiovisual materials by the 1970s.

In 1960 she spoke on a panel titled "Personnel Standards for Military Librarians" at the fourth annual Military Librarians Workshop, held in Washington, D.C.[11] Cason was nominated for the Federal Woman's Award in 1971,[3] and received a Meritorious Civilian Service Award in 1974.

She retired from Army civilian service in 1974, and became a law librarian in Madison County, Alabama.

[13] Cleo Stargel married Army researcher Charles Monroe Cason in 1929.