The main objective of conducting this study is to know the impact of benchmarking on financial performance. To achieve this goal, a questionnaire containing 30 questions has used, distributed to 72 financial employees in Libya Oil Company, El Sharara Company, and Al Rahila Company (in the western region), for Marketing of petroleum product. The main hypothesis in this study states that there is a positive and statistically significant effect 

between the benchmark and financial performance, which has proven by using the T-test according to the Statistical Package for Social Sciences (SPSS). The researcher recommended the necessity of adopting the benchmarking method and providing its basic requirements as a mechanism for improving and developing the financial performance and its evaluation. As for the researchers› future recommendations, studies can conduct on preparing a general model for applying benchmarking and relying on it as a tool to ensure the development of financial performance.

Keywords: benchmarking, financial performance, evaluation of financial per