May 2nd, 2026
National Brothers and Sisters Day gives people the opportunity to celebrate those first friends — siblings. Brothers and sisters often grow up closely and can maintain their relationships throughout the years.
Families have another opportunity to celebrate on April 10th when it's National Siblings Day.
Source: medium.com/@checkiday/its-brothers-and-sisters-day-may-2-2025-b91a1a3c25d1
