This is a category listing, which serves as an index of existing Wikipedia articles about recipients of the Order of Isabella the Catholic. It is not intended to be an exhaustive listing of all recipients.
First Class
Knight of the Collar (CYC) (Caballeros del Collar) (limited to 25 people)
Knight Grand Cross (gcYC) (Caballeros Gran Cruz) (limited to 500 people)
Second Class
Commander by Number (cnYC) (Encomienda de Número) (limited to 800 people)