Sunday
May 17
24 holidays and observances fall on this day.
World Hypertension Day
World Hypertension Day raises awareness about high blood pressure, promoting prevention and control to reduce the risk of cardiovascular diseases.
World Baking Day
Celebrate World Baking Day by embracing the joy of baking and sharing your creations with loved ones.
International Child Helpline Day
International Child Helpline Day raises awareness about the vital role of child helplines in providing support and protection to children worldwide.
International Day Against Homophobia Transphobia and Biphobia
IDAHOBIT is observed on May 17 to raise awareness of anti-LGBTQIA+ discrimination.
International AIDS Candlelight Memorial
International AIDS Candlelight Memorial is observed on the third Sunday of May to remember AIDS losses and support HIV awareness.
World Information Society Day
World Information Society Day is observed on May 17 to focus on digital access, communication, and the information society.
Neurofibromatosis Awareness Day
Neurofibromatosis Awareness Day is observed on May 17 to raise awareness of NF, patient support, and research.
Pinot Grigio Day
Pinot Grigio Day is observed on May 17 to appreciate the crisp white wine, food pairings, and responsible tasting.
National Walnut Day
Celebrate National Walnut Day by exploring the health benefits and culinary versatility of walnuts through delicious recipes and community events.
Stepmother's Day
Stepmother's Day is observed on the Sunday after Mother’s Day to honor stepmothers and blended family bonds.
National Cherry Cobbler Day
National Cherry Cobbler Day is observed on May 17 to enjoy a classic cherry dessert.
National Idaho Day
National Idaho Day is observed on May 17 to recognize Idaho history and state pride.
Rural Life Sunday
Rural Life Sunday is commonly observed on the third Sunday of May to honor rural communities, farming, and church ministry.
National Pack Rat Day
National Pack Rat Day is observed on May 17 to sort clutter and rethink saved belongings.
National Graduation Tassel Day
National Graduation Tassel Day is observed on May 17 to honor graduates and academic milestones.
Ride a Unicycle Day
Ride a Unicycle Day is observed on the Sunday of the third full week of May to enjoy one-wheel riding, balance, and practice.
Emergency Medical Services Day
Emergency Medical Services Day is observed on the Sunday of the third full week of May to honor EMS professionals.
Take Your Parents To The Playground Day
Take Your Parents to the Playground Day is observed on the third Sunday of May for outdoor family play and park time.
National Pinkfix Day
National Pinkfix Day is observed on May 17 for women’s financial awareness and confidence.
Constitution Day in Norway
Constitution Day in Norway is observed on May 17 to honor the 1814 Constitution.
Children’s Day in Norway
Children’s Day in Norway is observed on May 17 with children’s parades and national celebration.
Liberation Day in DR Congo
Liberation Day in DR Congo is observed on May 17 to mark the 1997 political transition.
National Mushroom Hunting Day
National Mushroom Hunting Day is observed on May 17 to learn about mushroom foraging and safe identification.
Constitution Day in Nauru
Constitution Day in Nauru is observed on May 17 to honor the nation’s Constitution.
Coming up next
International Museum Day
International Museum Day highlights the importance of museums in cultural exchange, education, and community development worldwide.
National Speech Pathologist Day
National Speech Pathologist Day is observed on May 18 to honor SLPs and their work in communication and swallowing support.
National No Dirty Dishes Day
National No Dirty Dishes Day is observed on May 18 to enjoy meals with less cleanup and a cleaner kitchen sink.
I Love Reese's Day
I Love Reese's Day is observed on May 18 to enjoy Reese’s candy, peanut butter cups, and chocolate-peanut butter treats.
National Visit Your Relatives Day
National Visit Your Relatives Day is observed on May 18 to reconnect with family members and strengthen personal ties.
Mother Whistler Day
Mother Whistler Day is observed on May 18 to enjoy whistling, playful sound, and its odd link to Whistler’s Mother.
National Cheese Soufflé Day
National Cheese Soufflé Day is observed on May 18 to enjoy a savory French-style baked egg and cheese dish.
National HIV Vaccine Awareness Day
National HIV Vaccine Awareness Day is observed on May 18 to recognize HIV vaccine research, volunteers, and prevention education.
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