The invention relates to a fuel filter (1), in particular for internal combustion engines of vehicles, comprising: a filter housing (2) having a cover (4) and a housing pot (3), a filter element (5) arranged in said housing pot (3) having a water collection space (9) formed in a floor region (10) between said filter element (5) and said housing pot (3) and a guide pipe (11) exiting from said water collection space (9) wherein a water discharge pipe (16) is arranged through which the water contained in said water collection space (9) can be borne out to the top side of said filter housing (2), wherein said guide pipe (11) protrudes over said cover (4) of said filter housing (2).