Jaclyn is a female given name of English origin that means "supplanter" or "may God protect". It is a variant of the name Jacqueline and is often associated with grace, beauty, and sophistication. Those with the name Jaclyn are known for their strong-willed and independent nature, as well as their compassionate and nurturing personality. Jaclyn is a popular name for girls in the United States and is often shortened to nicknames like Jacky or Jackie. Overall, Jaclyn is a timeless and elegant name that exudes charm and charisma.