Lady Bird Johnson (to the left of Lyndon B. Johnson)
Lady Bird Johnson was a 20th century American. As the wife of President Lyndon B. Johnson, she was the First Lady of the United States.
On 22 November 1963, in the aftermath of John F. Kennedy's assassination, she witnessed her husband taking the Presidential Oath of Office aboard Air Force One. (TOS-R: "The Cage")
The website jfklibary.org identified this indivdual in the photo.