The government of Kenya in partnership with religious sponsors, parents, politicians, Board of management and principals provide financial, human and physical resources to enhance education of girls and boys in schools. However with all these measures in place, girls in Siaya County schools performance in Kenya Certificate of Secondary Education was generally low compared to national where few girls have featured in 100 best students. For the last four years in Siaya County the performance has been average with mean scores of 6.21, 6.90, 6.05 and 6.80 for the years 2011, 2012, 2013 and 2014 compared to the boys schools mean scores of 7.73, 7.73, 7.56 and 8.27 for the same period. What was unknown was the contribution of stakeholders to the provision of quality education to girls in public secondary schools in Kenya. The purpose of the study was to establish contribution of stakeholders to motivation of teachers and students in enhancement of quality education for girls’ in secondary schools in Siaya County. A conceptual framework showing the relationship between independent variables (contribution of stakeholders) and dependent variables (motivation was used to guide the study). The study used descriptive survey design. The study population was 155 consisting of principals, Deputy Principals, Directors of Studies, Board of management chairpersons, Parents Teachers Association rents Teachers Association chairpersons, Sub County Quality Assurance and Standards Officers and Church Education Secretaries. Data was collected using questionnaires and interview schedules. Validity of the instruments was determined by experts in Educational Administration. Reliability of the instruments was determined by test re-test method and Pearson’s r coefficients were .78 and .81 for principals and form four class teachers at p- value of .05. Data collected by questionnaire was analyzed using frequency counts, percentages, means and t-test. Quantitative data was analyzed using percentages, means and t-test. Qualitative data from interviews and open ended questions was transcribed, analyzed and reported in emergent themes and sub themes. The study established that Principals and Board of Managements contributed highly to motivation of teachers and students as signified by means of 4.02 and 3.70 respectively. The study recommended that all stakeholders should improve on their contributions to enhance the girls’ academic achievement. The findings of this study are significant to stakeholders in education by improving them in areas that require doubling their efforts for meaningful contributions.