Objectives: The aim of the Current meta-analysis was to determine the effectiveness of cognitive-behavior treatments in reducing test anxiety.  Method: Totally 23 studies with accepted methodology were selected and meta-analysis was done on them. The data were gathered using meta-analysis check list. The effect size of each study was calculated separately. Results: The study findings showed that the rate of effect size of cognitive-behavior treatment on reducing test anxiety was 2.66 (p≥0.001) which according to Cohen’s table was high. Conclusion: Cognitive-behavior interventions are suitable treatments for test anxiety.