Caty is of Latin origin, derived from the word 'catharina', which means 'pure' or 'clear'. It's a variant form of Catherine, a popular name among English-speaking countries. Caty has been used as an independent given name since the 19th century and gained popularity in the mid-20th century.
The name Caty experienced fluctuations in popularity over the years with peaks occurring around the late 1980s to early 1990s and again in the early 2000s.