Cyndee is a charming and unique given name, often pronounced as "Sin-dee". It is believed to have originated from the Greek word 'Kynde', which means 'kind'. The name Cyndee gained popularity in the mid-20th century, particularly in English-speaking countries like the United States. It is considered unisex but is more commonly used for females. Spelling variations of this name include Kynde and Syndee.
"The name Cyndee peaked in popularity between the late 1940s and early 1950s, with a high of 42 births in 1957. However, it fell out of favor thereafter, dropping to as low as 5 births in some years from the late 1970s onwards."