- Number of holidays
- 15
- Day of the year
- 72
- Days left in the year
- 293
K-9 Veterans Day honors military and police working dogs on March 13, the 1942 date the U.S. Army officially activated the K-9 Corps in World War II. IUGR Awareness Day raises visibility for intrauterine growth restriction, a pregnancy complication in which a fetus fails to reach expected size due to placental, maternal, or genetic factors. International Every Girl Wins Day celebrates girls’ accomplishments in sports, academics, and creative pursuits. Ken Day commemorates March 11, 1961, when Mattel launched Barbie’s male companion doll. Wartime canines, prenatal medicine, and a doll’s origin story — March 13 earns its variety.
All holidays on March 13
National K9 Veterans Day
Genealogy Day
International Every Girl Wins Day
IUGR Awareness Day
K-9 Veterans Day
Ken Day
L. Ron Hubbard Day
National Coconut Torte Day
National Good Samaritan Day
National Jewel Day
National Open An Umbrella Indoors Day
Smart and Sexy Day
About March 13
March 13 Q&As
What is the most popular holiday on March 13?
On March 13, K-9 Veterans Day is the most widely recognized military-adjacent observance, anchored to the 1942 activation of the U.S. Army K-9 Corps. World Sleep Day is the most globally observed health day, coordinated by the World Sleep Society, and National Earmuff Day marks Chester Greenwood’s 1877 earmuff patent.
What animal holidays are on March 13?
March 13 includes K-9 Veterans Day and National K9 Veterans Day, both honoring military and police working dogs — dual recognition for the canine service members the U.S. Army formally enlisted on March 13, 1942.
What health awareness days are on March 13?
March 13 includes IUGR Awareness Day, which raises visibility for intrauterine growth restriction in pregnancy, and World Sleep Day, coordinated by the World Sleep Society to highlight the global burden of sleep disorders.
