The invention provides a peony seed oil-containing face cream for children and a preparation method thereof, which relate to the technical field of cosmetics. The peony seed oil-containing face creamfor children is prepared from the following materials: water, glycerol, peony seed oil, olive oil, squalane, cetearyl alcohol, wool fat, beeswax, xanthan gum, soybean lecithin, glycerol monolaurate, vitamin E and paraben. The peony seed oil-containing face cream for children is natural and non-irritating, the adopted materials are safe and reliable, irritating or harmful ingredients, such as alcohol, hormone, pigment, essence and heavy metals, are not contained, a variety of natural pollution-free ingredients are contained, the peony seed oil-containing face cream for children is safe, healthy, mild and non-irritating, the formula is reasonable, the requirement of the manufacturing process comes up to the principle of environment protection and health, the peony seed oil-containing face cream for children can gently care the delicate skin of children, and has the effects of moisture preservation, moisturizing and oxidation resistance, the peony seed oil ingredient can prevent ultraviolet rays from injuring skin to a certain degree, enhancing the natural shielding of skin, and a soft and moist comfortable feeling and longer care are brought to skin.