This is typically used as a nickname for Alexandra, Alexander, and other variations of these names. However, more and more parents are picking Alex to be the name itself, instead of just being a nickname. This is a Greek name that means “to help or to defend”. It is the name of a retired Brazilian footballer Alex Rodrigo Dias da Costa and a Korean actor and singer Alex Chu. Its popularity has been rising steadily for the past years, although it’s still used more popularly for boys.