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

Other days

buddy

Buddy Day
ride the wind

Ride The Wind Day
reading

Reading Day
ruby

Ruby Day
my little pony

My Little Pony Day
hannah

Hannah Day
slime

Slime Day
pumpkin

Pumpkin Day
self care

Self Care Day
ask out your crush

Ask Out Your Crush Day