Dielectric ceramic composition and multilayer ceramic electronic device

A dielectric ceramic composition comprising:

• a perovskite-type compound represented by the composition formula (Ca1-x-pSrxBap)m(Zr1-y-zTiyHfz)O3 as a main component in terms of number of atoms,
• wherein the following conditions are satisfied:
• 0≤x<1.00, 0≤p<1.00, 0.9<m<1.1, 0≤y≤0.10, and 0≤z<1.00,
• the dielectric ceramic composition further comprises Al, Si, Z, and at least one selected from the group consisting of Mn and Mg,
• Z comprises at least one selected from the group consisting of V, Nb, Ta, and W,
• a content of Al is 0.01 parts by mole or more and 1.00 part by mole or less in terms of Al2O3, a content of Si is 0.08 parts by mole or more and 4.0 parts by mole or less in terms of SiO2, the total content of Mn and Mg is 0.10 parts by mole or more and 5.0 parts by mole or less, and the total content of Z is 0.005 parts by mole or more and 0.80 parts by mole or less, with respect to 100 parts by mole of the total content of Zr, Ti, and Hf.