There are two types of herpes simplex viruses —HSV1 and HSV2 —both of which are part of a larger family of enveloped double-stranded DNA viruses: the herpesviridae family.

单纯疱疹病毒有两种血清型：HSV-1和HSV-2，两者都归属于一类更大的、有包膜的双链DNA病毒家族：疱疹病毒家族。