The invention provides a golf ball composition containing an ionomer resin composition of: (A) one or more ionomer selected from the group consisting of an olefin-unsaturated carboxylic acid random copolymer and/or an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester random copolymer, and a metal ion neutralization product of an olefin-unsaturated carboxylic acid random copolymer and/or a metal ion neutralization product of an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester random copolymer; (B) a polyethylene; and (C) an organic peroxide.