Messrs. Moony, Wormtail, Padfoot, and Prongs

james potter serius black peter pettigrew and remus lupin were the marauders maps founders. the map was then stolen from argus filches office by fred and goarge weasley then given to harry potter as he tried to sneak into hogsmeade village. harry weent out one night and had the map conferscated by remus lupin who harry then said to have seen the footsteps of peter pettigrew. remus lupin then gave the map back at the end of year three.