2018 MARDI GRAS USA Mardi Gras, also called Pancake Working day, Shrove Tuesday and Undesirable Excess fat Tuesday (Mardi Gras is French for "Excess Body fat Tuesday"), is the ultimate day of feasting prior to Lent commences on Ash Wednesday. Mardi Gras is dependent upon day of Easter (it continually falls forty 7 moments ahead of Easter Sunday), a moveable feast, this means the date of Mardi Gras also improvements yearly. It might vary from as early as February third to as late as March ninth.