Longest full attendance by siblings
The record for having the longest full attendance by siblings was set by Renuga Marimuthu (born on May 11, 1998) of Karur, Tamil Nadu, and her sister Priya Marimuthu (born on February 8, 1996) of Karur, Tamil Nadu. The two sisters have maintained 100% attendance as students for the last 27 years. Priya has thirteen consecutive academic years (2000-2013) while Renuga has attendance for fourteen consecutive academic years (2006-2020), as confirmed on March 22, 2020.