Throughout the world, Peter Harry (Peter Harry 
) is a very rare boy's first name. The forename Peter Harry is habitual in Peru, where it is a very rare boy's name, and Philippines. Very seldom, Peter Harry is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Peter Harry | Germany, Australia, Peru, Philippines, Ecuador |
Kilner, Macayan, Chuason, Delantar, Torrillo, Berberian, Carstensen, and Cajas Velez