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

Other days

comfy

Comfy Day

stress awareness

Stress Awareness Day

gallery

Gallery Day

boy friend

Boy Friend Day

book

Book Day

kiss a brunette

Kiss A Brunette Day

bow tie

Bow Tie Day

ormille

Ormille Day

singles

Singles Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day