Ability to solve problem is very beneficial for people in their life. Each student can solve a problem that encountered in its own way, is one of the goals of mathematics teaching in primary schools. This study aimed to describe the difference between the mathematical problem solving ability of students male and female. The study was conducted in five classes at six elementary schools in Kebumen. The method in this research is done by giving the instrument a matter of solving the three boys and three girls aged 11-12 years. Drafting instruments based problem solving ability Polya theory. Instruments interviews were also given to the participants to determine the ways of solving the problems of each. Menunnjukkan research findings that there are differences in the stage of planning, the stage of implementing the plan and the stage looked back boys and girls. While there is no segnifikan differences between boys and girls at the stage of understanding the problem.

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