There is provided a multilayer ceramic electronic component, including: a ceramic body having external electrodes; and internal electrodes disposed between ceramic layers within the ceramic body, the ceramic body having a width smaller than a length thereof and the number of laminated internal electrodes being 250 or more, wherein when the thickness of the ceramic layer is denoted by Td and the thickness of the internal electrode is denoted by Te, 0.5≤Te/Td≤2.0, and when the thickness of a central portion of the ceramic body is denoted by Tm and the thickness of each of side portions of the ceramic body is denoted by Ta, 0.9≤Ta/Tm≤0.97, and thus, a multilayer ceramic electronic component having low equivalent series inductance (ESL) may be obtained.