The major objective of this research was to investigate the effects of teacher training in developing instructional leadership traits of teachers. For this study, pre and post-experimental research designs were administered. The study population consists of public secondary school teachers in Punjab. The sample selected 216 respondents from four districts (Sialkot=45, Hafizabad=56,Gijranwala=61 and Mandi Bahauddin=54) through a random sampling technique. It used a self-administered scale while data were collected twice from the participants before and after the intervention of three hours. The Statistical Package for Social Sciences was computed to analyze the research questions proposed in this study. The findings revealed that there was a significant difference between the control and experimental group of the respondents in order to enhance the instructional leadership traits by teaching training. Moreover, there was also a significant difference found between control and experiment groups of science and art teachers. This research is beneficial in developing the instructional leadership traits of the teachers through teaching training.