Theda

Theda is a feminine given name which may refer to:


 * Theda Bara (1885–1955), American silent film actress and sex symbol
 * Theda Marshall (1925–2005), player in the All-American Girls Professional Baseball League
 * Theda Skocpol (born 1947), American sociologist and political scientist
 * Theda Ukena (1432–1494), regent of the County of East Frisia from 1466 to about 1480
 * Theda Funnie, fictional character from the animated television series Doug