Oops, it doesn't look like 'make me your gf day' is a national day..

Other days

Cuddle Up Day

Nae Nae Day

Boba Day

Chocolate Milkshake Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Embarrass Your Best Friend Day

Carpenters Day

Polyamory Day

Kale Day

Girl Friend Day