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

Other days

kiss a brunette

Kiss A Brunette Day
bonang

Bonang Day
kiss a ginger

Kiss A Ginger Day
girl friend

Girl Friend Day
boyfriend

Boyfriend Day
polyamory

Polyamory Day
ruby

Ruby Day
lumpy rug

Lumpy Rug Day
aloxolt

Aloxolt Day
buddy

Buddy Day