Jaina

Jaina can refer to:


 * Jain/Jaina, a follower of Jainism, an ancient classical religion of India
 * List of Jains, a list of various notable Jains
 * Federation of Jain Associations in North America (JAINA)
 * Jaina Island, an archaeological site of the Maya civilization, in the present-day Mexican state of Campeche
 * Jaina Solo, a fictional Star Wars Expanded Universe character
 * Jaina Proudmoore, a fictional character in the Warcraft franchise and Heroes of the Storm
 * Jaina (grape), a Spanish wine grape