Johansdotter is a common Swedish surname that means "daughter of Johan." It is a patronymic name, which is a naming convention where a child's surname is derived from the father's first name. In Sweden, this practice was prevalent until the 19th century, and many surnames reflect this tradition. The name is often associated with individuals in historical records, literature, and genealogy. It can be found in various forms across Scandinavia, with similar structures in other Nordic countries. Johan itself is a popular given name, further contributing to the frequency of the surname Johansdotter.