Thursday
June 11, 2026
8 holidays and observances fall on this day.
Cousteau Day
Cousteau Day honors Jacques-Yves Cousteau's contributions to marine exploration and conservation, inspiring global efforts to protect our oceans.
Yarn Bombing Day
Yarn Bombing Day is observed on June 11 to celebrate knitted and crocheted street art in public spaces.
International Lynx Day
International Lynx Day is observed on June 11 to raise awareness of lynx conservation, habitats, and wild cat protection.
National Making Life Beautiful Day
National Making Life Beautiful Day encourages individuals to recognize those who bring beauty into our lives through acts of kindness, creativity, and positivity.
King Kamehameha Day
King Kamehameha Day is observed on June 11 to honor Kamehameha I, Hawaiian history, and cultural traditions.
National Corn on the Cob Day
National Corn on the Cob Day is observed on June 11 to enjoy sweet corn, summer meals, and simple seasonal cooking.
Say Hi Day
Say Hi Day is observed on June 11 to honor Joseph Anthony Cinotti and the kindness behind a simple greeting.
National German Chocolate Cake Day
National German Chocolate Cake Day is observed on June 11 to enjoy a classic American cake with coconut-pecan frosting.
Coming up next
Child Labor Day
World Day Against Child Labour raises awareness and promotes action to eliminate child labour globally, ensuring children's rights to education and a safe childhood.
International Falafel Day
International Falafel Day honors the beloved Middle Eastern dish and its global impact on culinary traditions and plant-based diets.
International Shia Day
International Shia Day raises awareness about the discrimination faced by Shia Muslims and promotes unity and religious freedom.
International Cachaça Day
International Cachaça Day is observed on June 12 to recognize Brazil’s sugarcane spirit and the caipirinha.
Crowded Nest Awareness Day
Crowded Nest Awareness Day is observed on June 12 to raise awareness of multigenerational homes and crowded nest syndrome.
Women Veterans Day
Women Veterans Day is observed on June 12 to honor women Veterans, their service, and their place in U.S. military history.
National Loving Day
National Loving Day is observed on June 12 to honor Loving v. Virginia, interracial marriage, and marriage equality.
Superman Day
Superman Day is observed on June 12 to celebrate the iconic DC superhero, his stories, and comic book history.