An electrophotographic photosensitive member, comprising: a support; and a photosensitive layer formed on the support, wherein a surface layer of the electrophotographic photosensitive member comprises a polymer obtainable by polymerization of a compound represented by the following formula; and wherein, in the formula, Ar 1 and Ar 2 each independently represents a substituted phenyl group, Ar 3 represents an unsubstituted or substituted phenylene group, M is a group represented by formula above and, in the formula, n represents 3 or 4, and a substituent group of the substituted phenyl group and a substituent group of the substituted phenylene group are each independently a methyl group, an ethyl group, a n-propyl group, a methoxy group, an ethoxy group, or a propoxy group, wherein the surface layer further comprises a quinone derivative, the quinone derivative being at least one compound selected from the group consisting of: a compound represented by the following formula, and a compound represented by the following formula, wherein the content of the quinone derivative in the surface layer is not less than 5 ppm and not more than 1500 ppm relative to the total mass of the polymer; wherein, in the formulae and, R 71 to R 74, R 76, R 77, R 79, and R 80 each independently represents a hydrogen atom, a hydroxy group, an unsubstituted or substituted alkyl group, an unsubstituted or substituted aryl group, or an unsubstituted or substituted alkoxy group, at least one of R 71 and R 74 is a hydrogen atom, a methyl group, or a hydroxy group, at least one of R 72 and R 73 is a hydrogen atom, a methyl group, or a hydroxy group, at least one of R 76 and R 80 is a hydrogen atom, a methyl group, or a hydroxy group, at least one of R 77 and R 79 is a hydrogen atom, a methyl group, or a hydroxy group, R 75 and R 78 each independently represents a hydrogen atom, an unsubstituted or substituted alkyl group, or an unsubstituted or substituted aryl group, and at least one of R 75 and R 78 is a hydrogen atom. a support; and a photosensitive layer formed on the support, wherein a surface layer of the electrophotographic photosensitive member comprises a polymer obtainable by polymerization of a compound represented by the following formula; and wherein, in the formula, Ar 1 and Ar 2 each independently represents a substituted phenyl group, Ar 3 represents an unsubstituted or substituted phenylene group, M is a group represented by formula above and, in the formula, n represents 3 or 4, and a substituent group of the substituted phenyl group and a substituent group of the substituted phenylene group are each independently a methyl group, an ethyl group, a n-propyl group, a methoxy group, an ethoxy group, or a propoxy group, wherein the surface layer further comprises a quinone derivative, the quinone derivative being at least one compound selected from the group consisting of: a compound represented by the following formula, and a compound represented by the following formula, a compound represented by the following formula, and a compound represented by the following formula, wherein the content of the quinone derivative in the surface layer is not less than 5 ppm and not more than 1500 ppm relative to the total mass of the polymer; wherein, in the formulae and, R 71 to R 74, R 76, R 77, R 79, and R 80 each independently represents a hydrogen atom, a hydroxy group, an unsubstituted or substituted alkyl group, an unsubstituted or substituted aryl group, or an unsubstituted or substituted alkoxy group, at least one of R 71 and R 74 is a hydrogen atom, a methyl group, or a hydroxy group, at least one of R 72 and R 73 is a hydrogen atom, a methyl group, or a hydroxy group, at least one of R 76 and R 80 is a hydrogen atom, a methyl group, or a hydroxy group, at least one of R 77 and R 79 is a hydrogen atom, a methyl group, or a hydroxy group, R 75 and R 78 each independently represents a hydrogen atom, an unsubstituted or substituted alkyl group, or an unsubstituted or substituted aryl group, and at least one of R 75 and R 78 is a hydrogen atom.