Abstract: The present study investigates the influence of teaching English subject using drama on the development of intermediate students' functional writing. The sample population of the study comprises two randomly selected first year intermediate classes of Alsafwa School in Cairo. One class of 20 students has been assigned to be control group. The other class of 22 students has been assigned to be experimental. Upon review of related literature and previous studies, Drama activities workshop was prepared. Validity and reliability of the tools have been measured. Applying the pre-test of functional writing for both control and experimental groups. The control group has been taught using the traditional way of teaching whereas the experimental group has been taught using drama. The post-test of functional writing by the end of workshop. Data was statistically analyzed. Results have been discussed. Based on results, recommendations and suggestions have been reached.