noun

a person who supports and admires a particular person or set of ideas.

followers of Nietzsche

acolyte,assistant,attendant,satellite,companion,retainer,henchman,minion,lackey,toady,servant,page,squire,hanger-on,camp follower,sidekick,liegeman,pursuivant,disciple,apostle,supporter,defender,champion,believer,worshipper,votary,fan,enthusiast,admirer,devotee,lover,adherent,groupie,rooter,booster