This final project discussed The Effectiveness of Using Thieves Strategy in Teaching Reading of Recount Text (an Experimental Research with the Eighth Grade Students of SMP Negeri 23 Semarang in the Academic Year of 2015/2016). The statement of problems in this study was How is the Effectiveness of Using THIEVES Strategy in Teaching Reading of Recount Text? The background of the study is that the students of eighth grades SMP Negeri 23 Semarang have the problem to understand their English learning especially in reading. They did not interested in reading English text especially the recount text. They did not know about the meaning of the text and they do not do pronunciation well. They were still confused to identity the content of recount text. The population of the research was the eighth grade students of SMP Negeri 23 Semarang. The research method was an experimental research, which conducted in two classes; the experimental group (VIII A) and control group (VIII B) as sample. The VIII A was taught by using THIEVES Strategy, while the VIII B was taught without THIEVES Strategy. The formula to analyze the data was used t-test. It was used to determine whether there was significant difference between students’ score in experimental and control class or not. After collecting the data, it was found that the pre-test average score in experimental class was 52.09 and control class was 56.61. Meanwhile, the post-test average score of in experimental class was 75.32 and control class was 68.54 . It was obtained that t-test was 3.044 and the t-table was 2.00 for alpha (α) 5%. The t-test was higher than t-table (3.044>2.00) It means that Ha was accepted and Ho was rejected.Based on the result, the researcher concludes that THIEVES Strategy as a teaching strategy was effective in teaching reading recount text at SMP Negeri 23 Semarang in the Academic Year of 2015/2016.