Oops, it doesn't look like 'geographic one day' is a national day..

Other days

carpenters

Carpenters Day
hannah

Hannah Day
bow tie

Bow Tie Day
ponytail

Ponytail Day
latina equal pay

Latina Equal Pay Day
bounce

Bounce Day
kiss a ginger

Kiss A Ginger Day
stud

Stud Day
singles

Singles Day
tulip

Tulip Day