National Pig Day (March 1)
Peanut Butter Lover's Day (March 1)
French Polynesia Independence Day (March 1)
South Korea Independence Movement Day (March 1)
N. Korea Heroes Day (March 1)
Old Stuff Day (March 2)
Morocco Independence Day (March 2)
Farmer's Day: Myanmar/Burma (March 2)
Dr. Seuss Birthday (March 2)
I Want To Be Happy Day (March 3)
National Anthem Day, Star Spangled Banner (March 3)
Alexander Graham Bell's Birthday (March 3)
Peach Blossom Day (March 3)
Liberation Day: Bulgaria (March 3)
Throne Day: Morocco (March 3)
Holy Experiment Day (March 4)
Casimir Pulaski Day (March 4)
Discovery Day: Guam (March 4)
Carnival: Switzerland (March 4)
The Great American Weigh In (March 5)
Multiple Personalities Day (March 5)
National Frozen Food Day (March 6)
Ghana Independence Day, (March 6)
National Crown Roast of Pork Day (March 7)
Be Nasty Day (March 8)
International Women's Day (March 8)
Panic Day (March 9)
Festival of Life in the Cracks Day (March 10)
Johnny Appleseed Day (March 11)
Worship of Tools Day (March 11)
Moshoeshoe's Day: Lesotho (March 11)
Renovation Day: Gabon (March 12)
Independence Day: Mauritius (March 12)
Medin Full Moon Poya Day: Sri Lanka (March 12)
Full Moon of Tabaung Day: Myanmar (March 12)
No Smoking Day (March 12)
Alfred Hitchcock Day (March 12)
Girl Scouts of US Founded (March 12)
Jewel Day (March 13)
Revolution Day: Grenada (March 13)
National Youth Day: Fiji (March 13)
National Potato Chip Day (March 14)
Constitution Day: Andorra (March 14)
Revolution Day: Hungary (March 15)
Constitution Day: Belarus (March 15)
Youth Day: Palau (March 15)
Buzzard's Day (March 15)
Everything You Think Is Wrong Day (March 15)
Everything You Do Say Is Right (March 16)
Submarine Day (March 17)
Camp Fire Boys and Girls Established (March 17)
Supreme Sacrifice Day (March 18)
Poultry Day (March 19)
Festival of Extraterrestrial Abductions Day (March 20)
Proposal Day (March 20)
Fragrance Day (March 21)
Independence Day: Namibia (March 21)
Human Rights Day: South Africa National (March 21)
Benito Juarez' Birthday (March 21)
Goof-off Day (March 22)
National Organize Your Home Office Day (March 23)
National Chip & Dip Day (March 23)
National Chocolate Covered Raisins Day (March 24)
Pecan Day (March 25)
Waffle Day (March 25)
Greek Independence Day (March 25)
Make Up Your Own Holiday Day (March 26)
Spinach Festival Day (March 26)
Independence Day: Bangladesh (March 26)
Resistance Day: Burma (March 27)
National "Joe" Day (March 27)
Something on a Stick Day (March 28)
Festival of Smoke & Mirrors Day (March 29)
Commemoration Day: Madagascar (March 29)
I AM IN CONTROL Day (March 30)
Holiday of the Three Hierarchs (January 30)
National Doctors' Day (March 30)
Bunsen Burner Day (March 31)
National Clams on the Half Shell Day (March 31)
Independence Day: Georgia (March 31)
Freedom Day: Malta (March 31)
March is National Sleep Awareness Week, National Women’s History Month, Spring Break, March Madness, National Peanut Month, National Noodle Month, National Frozen Food Month, National Nutrition Month, Foot Health Month, Humorists Are Artists Month, National Furniture Refinishing Month, National Social Work Month, Colorectal Cancer Awareness Month, Brain Injury Month, Primary Election Month, Entrepreneurship Week (through March 4), Spring (March 20), No Smoking Day (March 10, Quit Smoking), Casimir Pulaski Day (March 5), St. Patrick's Day (March 17), Daylight Savings Time (March 11), Arbor Day, Ides of March (March 15), Purim (March 4), Mothering Sunday (March ), Spring (March 20), Earth Day, Benito Juarez' Birthday (March 21), National Doctors' Day (March 30).