The present study investigates the study habits of teacher trainees in Chennai district with reference to selected personal variables namely gender, type of institution, and type of family. A sample of 300 teacher trainees was chosen from government, aided, and private institutions using stratified random sampling technique. Study Habit Inventory by Palsane & Sharma was employed as the tool for data collection. Statistical analyses such as t-test were used to examine differences across variables. Findings revealed significant differences in study habits with respect to type of institution and family type, while gender differences were not significant. The study underscores the need for developing effective study strategies among teacher trainees for enhancing academic performance and professional preparation.