Grimmjow Jaegerjaquez (グリムジョー・ジャガージャック, Gurimujō Jagājakku ) é um Arrancar e foi o Sexta (6º) Espada no exército afiliado de Sōsuke Aizen . The name of Grimmjow's Zanpakuto, Pantera, is Panther in Spanish and Panther King in Japanese, a reference to his cat-like Resurrecion form and panther-based form he had as a Hollow.