PROBLEM TO BE SOLVED: To provide an antifogging agent composition having excellent antifogging properties and a laminated film.SOLUTION: An antifogging agent composition comprises mineral colloidal material and one or more synthetic resin(s), wherein at least one of the synthetic resin(s) is fluororesin. The antifogging agent composition further comprises an acrylic resin. Additionally, the fluororesin is an acryl modified fluororesin.