Introduction: Pregnancy is a transformative period in a woman’s life, marked by physical, emotional, and psychological changes that can influence her interpersonal relationships. The relationship between an expectant mother and her partner, family, and social circle plays a crucial role in her overall well-being and pregnancy experience. Yoga, an ancient mind-body practice, has been widely recognized for its benefits in reducing stress, enhancing emotional stability, and promoting overall mental and physical health. Methods: The period of study was from September 2023 to May 2024. A simple random sampling technique was used. Based on the inclusion criteria, 80 samples were collected for each group. The samples were selected from the antenatal outpatient department of a selected hospital in Pune. A pretest was given. The interventions given were yoga for the study group and antenatal exercise for the control group. Post-test I conducted at the end of the second trimester and post-test II at end of 36 weeks completetion. Analysis done using mean, standard deviation, and the z-test. Result: It is evident that yoga is significantly more effective in improving interpersonal relationships. The pretest (p =>0.05), posttest I, and post II (P= <0.05), measured by the z test. When scores were compared to those with the antenatal exercises group by applying a z-test, the Interpersonal relationship scores' p-values were small (less than 0.05). Conclusion: yoga is significantly more effective in improving interpersonal relationships, as compared to the antenatal exercises group