International Day of the Girl Child is observed on :

The International Day of the Girl Child is observed annually on October 11. This day was formally established by the United Nations General Assembly on December 19, 2011, through Resolution 66/170. The observance aims to recognize girls' rights and the unique challenges they face around the world, including gender inequality, child marriage, and limited access to education and healthcare. It focuses on the importance of empowerment and investment in girls, which are critical for economic growth and achieving the Sustainable Development Goals. While other dates like October 10 mark World Mental Health Day, October 11 is specifically dedicated to the girl child.