There is provided a multilayer ceramic electronic component embedded in a board including: a ceramic body including dielectric layers; first and second internal electrodes; and first and second external electrodes formed on first and second side surfaces of the ceramic body, respectively, wherein the first external electrode includes a first electrode layer and a first metal layer formed on the first electrode layer, the second external electrode includes a second electrode layer and a second metal layer formed on the second electrode layer, the first and second external electrodes are formed to be extended to first main surface of the ceramic body, and when a maximum width and a minimum width of at least one of the first and second external electrodes formed on the first main surface are defined as BWmax and BWmin, respectively, 0≤BWmax−BWmin≤100 μm is satisfied.