National Twin Day
Friday, December 18, 2026
The town that took twins seriously. In 1819, identical twins Moses and Aaron Wilcox donated land for a township in Ohio on the condition that it be named Twinsburg. More than 150 years later, in 1976, Twinsburg hosted its first Twins Days Festival as part of its bicentennial celebration. The inaugural event drew just 37 pairs. By 1995, attendance peaked at2,798 sets of twins, earning the festival a Guinness World Record for the largest annual gathering of twins in the world
History
The town that took twins seriously. In 1819, identical twins Moses and Aaron Wilcox donated land for a township in Ohio on the condition that it be named Twinsburg. More than 150 years later, in 1976, Twinsburg hosted its first Twins Days Festival as part of its bicentennial celebration. The inaugural event drew just 37 pairs. By 1995, attendance peaked at2,798 sets of twins, earning the festival a Guinness World Record for the largest annual gathering of twins in the world
How It's Celebrated
National Twin Day is observed by recognizing the importance of the day, learning about its background and significance, and sharing awareness with others through conversation and social media. Many people take time to reflect on the meaning of the observance and participate in relevant activities or community events.