Kaitlin is a common feminine name that has various spellings, including Kaitlyn and Caitlin. It is often derived from the Irish name Caitlín, which means "pure." The name has gained popularity in English-speaking countries since the late 20th century. People named Kaitlin may be found in various professions and activities, reflecting diverse interests and talents. The name is often associated with qualities such as creativity and friendliness, making it a popular choice for parents naming their daughters.