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Also known as National Skin Self-Examination Day
Observed the first Monday in May
Melanoma Monday raises awareness for melanoma and other skin cancers and encourages early detection…
Observed the first Monday in May
Melanoma Monday raises awareness for melanoma and other skin cancers and encourages early detection…

Also known as Call in Sick Day and World Phone in Sick Day
Observed annually on May 1st
Phone in Sick Day is celebrated as easily as it sounds, but the reasons behind it are more complex.…
Observed annually on May 1st
Phone in Sick Day is celebrated as easily as it sounds, but the reasons behind it are more complex.…

Also known as National School Principals' Day
Observed annually on May 1st
School Principals' Day is "a day of recognition for all elementary, middle and high school principa…
Observed annually on May 1st
School Principals' Day is "a day of recognition for all elementary, middle and high school principa…
Multi-day Events Starting on Monday, May 1st, 2023
- National Auctioneers WeekNational Auctioneers Day Observed the week ending with
- American Cheese Month Observed the month of May
- American Wetlands Month Observed the month of May
- Asian/Pacific American Heritage Month Observed the month of May
- Be Kind to Animals Month Observed the month of May
- Better Hearing & Speech Month Observed the month of May
- Better Sleep Month Observed the month of May
- Breathe Easy Month Observed the month of May
- Deck Safety Month Observed the month of May
- Food Allergy Awareness Month Observed the month of May
- Fungal Infection Awareness Month Observed the month of May
- Garden for Wildlife Month Observed the month of May
- Get Caught Reading Month Observed the month of May
- Global Employee Health & Fitness Month Observed the month of May
- Global Youth Traffic Safety Month Observed the month of May
- Healthy Vision Month Observed the month of May
- Hepatitis Awareness Month Observed the month of May
- Huntington's Disease Awareness Month Observed the month of May
- International Drum Month Observed the month of May
- International Respect for Chickens Month Observed the month of May
- Internet and E-commerce Services Month Observed the month of May
- Jewish American Heritage Month Observed the month of May
- Labor History Month Observed the month of May
- Latino Books Month Observed the month of May
- Lupus Awareness Month Observed the month of May
- Lyme Disease Awareness Month Observed the month of May
- MCS Awareness Month Observed the month of May
- Melanoma/Skin Cancer Detection and Prevention Month Observed the month of May
- Mental Health Month Observed the month of May
- National Arthritis Awareness Month Observed the month of May
- National Asthma and Allergy Awareness Month Observed the month of May
- National Barbecue Month Observed the month of May
- National Bike Month Observed the month of May
- National Celiac Disease Awareness Month Observed the month of May
- National Chip Your Pet Month Observed the month of May
- National Cystic Fibrosis Awareness Month Observed the month of May
- National Date Your Mate Month Observed the month of May
- National Duckling Month Observed the month of May
- National Egg Month Observed the month of May
- National Foster Care Month Observed the month of May
- National Guy Pride Month Observed the month of May
- National Hamburger Month Observed the month of May
- National High Blood Pressure Education Month Observed the month of May
- National Mediterranean Diet Month Observed the month of May
- National Military Appreciation Month Observed the month of May
- National Moving Month Observed the month of May
- National Osteoporosis Awareness and Prevention Month Observed the month of May
- National Pet Month Observed the month of May
- National Photography Month Observed the month of May
- National Physical Fitness and Sports Month Observed the month of May
- National Prom Graduation Safety Month Observed the month of May
- National Recommitment Month Observed the month of May
- National Salad Month Observed the month of May
- National Salsa Month Observed the month of May
- National SAN Architect Month Observed the month of May
- National Sight-Saving Month Observed the month of May
- National Strawberry Month Observed the month of May
- National Stroke Awareness Month Observed the month of May
- National Teen Self-Esteem Month Observed the month of May
- National Toxic Encephalopathy and Chemical Injury Awareness Month Observed the month of May
- Necrotizing Fasciitis Awareness Month Observed the month of May
- Older Americans Month Observed the month of May
- Posture Month Observed the month of May
- Small Business Month Observed the month of May
- Steelmark Month Observed the month of May
- Syringomyelia Awareness Month Observed the month of May
Multi-day Events Continuing on Monday, May 1st, 2023
- Go Diaper Free Week Observed for 7 days starting the last Sunday in April
- Medical Laboratory Professionals Week Observed for 7 days starting the last Sunday in April