Vivian Mae Leighton (b. March 5, 1910) was a U.S. citizen employed by the United Nations, beginning in 1946, and was also apparently an alumnus of Brown University. In 1955, she submitted her replies to a questionnaire from the International Organizations Loyalty Board, established by Executive Order 10422 [c.a. 1953], pertaining to the employment of U.S. citizens by international organizations, notably the United Nations.
From the guide to the Vivian Mae Leighton Papers, 1953-1955, (Tamiment Library / Wagner Archives)