Abstract: A steam oven is disclosed. The steam oven includes an oven, a water storing element, a steam generating element, a first conveying element, a second conveying element and a heating element, herein the oven includes an orifice. Both of the water storing element and the steam generating element are disposed adjacent to the oven. The first conveying element used for conveying water from the water storing element to the steam generating element is disposed between the water storing element and the steam generating element. The second conveying element used for conveying steam from the steam generating element to the oven via the orifice connects the steam generating element and the oven. The heating element used for heating steam is disposed adjacent to the second conveying element.