A hot dip galvanized steel sheet comprising a base steel sheet and a hot dip galvanized layer on at least one surface of the base steel sheet, wherein the base steel sheet has a chemical composition comprising, by mass%, C: 0.050% to 0.350%, Si: 0.10% to 2.50%, Mn: 1.00% to 3.50%, P: 0.050% or less, S: 0.0100% or less, Al: 0.001% to 1.500%, N: 0.0100% or less, O: 0.0100% or less, Ti: 0% to 0.200%, B: 0% to 0.0100%, V: 0% to 1.00%, Nb: 0% to 0.100%, Cr: 0% to 2.00%, Ni: 0% to 1.00%, Cu: 0% to 1.00%, Co: 0% to 1.00%, Mo: 0% to 1.00%, W: 0% to 1.00%, Sn: 0% to 1.00%, Sb: 0% to 1.00%, Ca: 0% to 0.0100%, Mg: 0% to 0.0100%, Ce: 0% to 0.0100%, Zr: 0% to 0.0100%, La: 0% to 0.0100%, Hf: 0% to 0.0100%, Bi: 0% to 0.0100%, REM other than Ce and La: 0% to 0.0100% and a balance of Fe and impurities, a steel microstructure at a range of 1/8 thickness to 3/8 thickness centered about a position of 1/4 thickness from a surface of the base steel sheet contains, by area%, ferrite: 0% to 50%, retained austenite: 0% to 30%, tempered martensite: 5% or more, fresh martensite: 0% to 10%, and pearlite and cementite in total: 0% to 5%, when there are remaining structures, the remaining structures consist of bainite, a region having a hardness of 90% or less of the hardness at a position of 1/4 thickness to the base steel sheet side from an interface of the base steel sheet and the hot dip galvanized layer is defined as a "soft layer", the soft layer having a thickness of 10 μm or more at the base steel sheet side from the interface, the soft layer contains tempered martensite, and an increase rate in a thickness direction of an area% of tempered martensite from the interface to the inside of the base steel sheet inside the soft layer is 3.0%/μm or less, wherein the steel microstructure and the soft layer are measured as set out in the description. C: 0.050% to 0.350%, Si: 0.10% to 2.50%, Mn: 1.00% to 3.50%, P: 0.050% or less, S: 0.0100% or less, Al: 0.001% to 1.500%, N: 0.0100% or less, O: 0.0100% or less, Ti: 0% to 0.200%, B: 0% to 0.0100%, V: 0% to 1.00%, Nb: 0% to 0.100%, Cr: 0% to 2.00%, Ni: 0% to 1.00%, Cu: 0% to 1.00%, Co: 0% to 1.00%, Mo: 0% to 1.00%, W: 0% to 1.00%, Sn: 0% to 1.00%, Sb: 0% to 1.00%, Ca: 0% to 0.0100%, Mg: 0% to 0.0100%, Ce: 0% to 0.0100%, Zr: 0% to 0.0100%, La: 0% to 0.0100%, Hf: 0% to 0.0100%, Bi: 0% to 0.0100%, REM other than Ce and La: 0% to 0.0100% and a balance of Fe and impurities, a steel microstructure at a range of 1/8 thickness to 3/8 thickness centered about a position of 1/4 thickness from a surface of the base steel sheet contains, by area%, ferrite: 0% to 50%, retained austenite: 0% to 30%, tempered martensite: 5% or more, fresh martensite: 0% to 10%, and pearlite and cementite in total: 0% to 5%, when there are remaining structures, the remaining structures consist of bainite, a region having a hardness of 90% or less of the hardness at a position of 1/4 thickness to the base steel sheet side from an interface of the base steel sheet and the hot dip galvanized layer is defined as a "soft layer", the soft layer having a thickness of 10 μm or more at the base steel sheet side from the interface, the soft layer contains tempered martensite, and an increase rate in a thickness direction of an area% of tempered martensite from the interface to the inside of the base steel sheet inside the soft layer is 3.0%/μm or less,