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

Other days

unicorn

Unicorn Day
buddy

Buddy Day
ponytail

Ponytail Day
offer

Offer Day
ruby

Ruby Day
coffee

Coffee Day
believe

Believe Day
ask out your crush

Ask Out Your Crush Day
blanket fort

Blanket Fort Day
eat what you want

Eat What You Want Day