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

Other days

boy friend

Boy Friend Day
gum

Gum Day
book

Book Day
ruby

Ruby Day
self appreciation

Self Appreciation Day
martini

Martini Day
special education

Special Education Day
slime

Slime Day
aloxolt

Aloxolt Day
stud

Stud Day