Oops, it doesn't look like 'usain bolt day' is a national day..

Other days

polyamory

Polyamory Day

pick me

Pick Me Day

stress awareness

Stress Awareness Day

carpenters

Carpenters Day

gum

Gum Day

one

One Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

cat girl

Cat Girl Day

my little pony

My Little Pony Day

tulip

Tulip Day