Sissie is a unique and charming given name of American origin. It is often considered a diminutive form of names such as Susan, Sylvia, or Cynthia. However, it can also stand alone as an independent name choice. The name Sissie is typically associated with warmth, approachability, and a touch of vintage charm.
"The name Sissie has seen a spike in popularity during the early to mid-twentieth century, with notable peaks in the years 1911, 1970, and 1974. However, its usage has since declined, with only five births recorded in both 1981 and 1983. In total, there have been 27 babies named Sissie born over these years."