A supporter of Susanism, which should actually be a consultation on the followers of some political leader named Susana (such as PSOE leader Susana Díaz), but it would be much more universal to associate her with the character of Quino and his philosophy of life.
A member of a political party, or a fanatic of an artistic body, whose name Susana, his followers, are called Susanists. Some synonyms, words or similar expressions may be Susanistseating, Susanist, Susanisteate, Susanietors, Susanistajú