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

Other days

youth

Youth Day
gum

Gum Day
donate your hair

Donate Your Hair Day
fiancee

Fiancee Day
self appreciation

Self Appreciation Day
lash

Lash Day
polyamory

Polyamory Day
promposal

Promposal Day
self care

Self Care Day
stud

Stud Day