A composite conductive polymer composition obtained by doping a π-conjugated polymer with a polymer compound; wherein the polymer compound is obtained by polymerizing the following components (a-1) to (a-3): (a-1) a monomer having a sulfonic acid group and a polymerizable vinyl group in an amount of 20 to 75 mol%, the monomer (a-1) being selected from the group consisting of sodium styrenesulfonate, styrenesulfonic acid, sodium 2-sulfoethyl (meth)acrylate, and 2-sulfoethyl (meth)acrylate, (a-2) a polar monomer having a hydrophilic group and a polymerizable vinyl group in an amount of 20 to 80 mol%, the polar monomer (a-2) being selected from the group consisting of acrylic acid, methacrylic acid, 2-(methacryloyloxy)-ethylsuccinic acid, maleic acid, maleic anhydride, 2-hydroxyethyl (meth)acrylate, 2-hydroxypropyl (meth)acrylate, 4-hydroxybutyl (meth)acrylate, 2-acetoacetoxy-ethyl (meth)acrylate, methoxyethyl (meth)acrylate, ethoxyethyl (meth)acrylate, butoxyethyl (meth)acrylate, ethylcarbitol (meth)acrylate, methoxytriethyleneglycol (meth)acrylate, methoxypolyethyleneglycol (meth)acrylate, β-(meth)acryl-oyloxyethyl hydrogen succinate, and N, N-dimethylaminoethyl (meth)acrylate, and (a-3) a polymerizable monomer other than the components (a-1) and (a-2) in an amount of 5 to 20 mol%, the monomer (a-3) being a monomer having an aromatic group or an alicyclic group and a polymerizable vinyl group, selected from the group consisting of benzyl (meth)acrylate, phenoxyethyl (meth)acrylate, 2-(methyl phthalate)ethyl (meth)acrylate, 2-(ethyl phthalate)ethyl (meth)acrylate, cyclohexyl (meth)acrylate, dicyclopentanyl (meth)acrylate, dicyclopentanyloxyethyl (meth)acrylate, isobornyl (meth)acrylate, t-butylcyclohexyl (meth)acrylate, cyclohexyl (meth)acrylate, (meth)acrylate morpholine, styrene, dimethylstyrene, naphthalene (meth)acrylate, vinylnaphthalene, N-vinylcarbazole, vinyl-n-ethylcarbazole, vinylfluorene, tetrahydrofurfuryl (meth)acrylate, and vinylpyridine; or the monomer (a-3) being an alkyl (meth)acrylate, selected from the group consisting of methyl (meth)acrylate, ethyl (meth)acrylate, n-propyl (meth)-acrylate, i-propyl (meth)acrylate, n-butyl (meth)acrylate, i-butyl (meth)acrylate, i-propyl (meth)acrylate, t-butyl (meth)acrylate, 2-ethylhexyl (meth)acrylate, isooctyl (meth)acrylate, lauryl (meth)acrylate and stearyl (meth)acrylate; and the π-conjugated polymer is obtained from a monomer compound selected from the formulas to, wherein, in the formulas to, at least one of R 1 to R 4 represent a hydroxy group or an alkoxy group having a carbon number of 1 to 6, and the other groups represent a hydrogen atom, a hydroxy group, an alkyl group having a carbon number of 1 to 4, or an alkoxy group having a carbon number of 1 to 6; at least one of R 5 and R 6 represent a hydroxy group or an alkoxy group having a carbon number of 1 to 6, and the other group represents a hydrogen atom, a hydroxy group, an alkyl group having a carbon number of 1 to 4 or an alkoxy group having a carbon number of 1 to 6, or R 5 and R 6 jointly represent an alkylenedioxy group having a carbon number of 1 to 8; R 7 represents a hydrogen atom, an alkyl group having a carbon number of 1 to 6, or an aromatic ring group. (a-1) a monomer having a sulfonic acid group and a polymerizable vinyl group in an amount of 20 to 75 mol%, the monomer (a-1) being selected from the group consisting of sodium styrenesulfonate, styrenesulfonic acid, sodium 2-sulfoethyl (meth)acrylate, and 2-sulfoethyl (meth)acrylate, (a-2) a polar monomer having a hydrophilic group and a polymerizable vinyl group in an amount of 20 to 80 mol%, the polar monomer (a-2) being selected from the group consisting of acrylic acid, methacrylic acid, 2-(methacryloyloxy)-ethylsuccinic acid, maleic acid, maleic anhydride, 2-hydroxyethyl (meth)acrylate, 2-hydroxypropyl (meth)acrylate, 4-hydroxybutyl (meth)acrylate, 2-acetoacetoxy-ethyl (meth)acrylate, methoxyethyl (meth)acrylate, ethoxyethyl (meth)acrylate, butoxyethyl (meth)acrylate, ethylcarbitol (meth)acrylate, methoxytriethyleneglycol (meth)acrylate, methoxypolyethyleneglycol (meth)acrylate, β-(meth)acryl-oyloxyethyl hydrogen succinate, and N, N-dimethylaminoethyl (meth)acrylate, and (a-3) a polymerizable monomer other than the components (a-1) and (a-2) in an amount of 5 to 20 mol%, the monomer (a-3) being a monomer having an aromatic group or an alicyclic group and a polymerizable vinyl group, selected from the group consisting of benzyl (meth)acrylate, phenoxyethyl (meth)acrylate, 2-(methyl phthalate)ethyl (meth)acrylate, 2-(ethyl phthalate)ethyl (meth)acrylate, cyclohexyl (meth)acrylate, dicyclopentanyl (meth)acrylate, dicyclopentanyloxyethyl (meth)acrylate, isobornyl (meth)acrylate, t-butylcyclohexyl (meth)acrylate, cyclohexyl (meth)acrylate, (meth)acrylate morpholine, styrene, dimethylstyrene, naphthalene (meth)acrylate, vinylnaphthalene, N-vinylcarbazole, vinyl-n-ethylcarbazole, vinylfluorene, tetrahydrofurfuryl (meth)acrylate, and vinylpyridine; or the monomer (a-3) being an alkyl (meth)acrylate, selected from the group consisting of methyl (meth)acrylate, ethyl (meth)acrylate, n-propyl (meth)-acrylate, i-propyl (meth)acrylate, n-butyl (meth)acrylate, i-butyl (meth)acrylate, i-propyl (meth)acrylate, t-butyl (meth)acrylate, 2-ethylhexyl (meth)acrylate, isooctyl (meth)acrylate, lauryl (meth)acrylate and stearyl (meth)acrylate; and