Abstract: The present invention relates to a kitchen knife for trimming food ingredients in a kitchen or galley, and more particularly, relates to a self-standing hygienic safety kitchen knife which is adapted to be able to maintain a hygienic state when the knife is placed on a chopping board or sink, by ensuring that the knife blade portion is separated from the deck such that extraneous material does not stick to the knife blade for trimming the food ingredients and such that water on the knife blade falls towards a ground surface. The self standing hygiene kitchen knife of the present invention is a kitchen knife having a handle, wherein the handle is formed so as to have a circular cross section, and the centre of gravity of the handle is formed in the lower part of the handle in the knife-blade direction, and where the knife blade is concerned, the knife blade is constituted spaced a predetermined distance inwards from the outer surface of the handle.