The invention provides white ground blue spot glaze which comprises white ground glaze and blue spot glaze, wherein the white ground glaze material is prepared from the following raw materials in parts by weight: 47-53 parts of white feldspar, 9-15 parts of quartz, 15-21 parts of calcite, 5-7 parts of Chinese loive, 3.5-4.5 parts of antimony ore and 8-12 parts of bone ash; and the blue spot glaze material is prepared from the following raw materials in parts by weight: 9-15 parts of original medicines, 37-43 parts of melilite, 7-13 parts of quartz, 10-16 parts of limestone, 4-6 parts of spot fossil, 7-13 parts of iron ore, 1.5-2.5 parts of tin bar and 7-9 parts of bone ash. Compared with the prior art, the white ground blue spot glaze disclosed by the invention has the advantages that due to the scientific and reasonable ratio of the raw materials and the controlled firing process, the white ground blue spot glaze is stable in color generation, natural in color development, low in cost and high in yield which can reach 91% or above.