Surname Panayiotopoulos (Panayiotopoulos 
) , worldwide, is a very rare last name. The cognomen Panayiotopoulos is characteristic of Greece, where it is a rare surname, Switzerland, and Australia, where it is a very rare surname. In absolute terms, it most frequently occurs in Greece, Switzerland, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Panayiotopoulos | United Kingdom, Australia, Switzerland, United States, Greece |
| chrysostomos p. panayiotopoulos medical researcher (b. 1938) |
|
|
| aristotle panayiotopoulos researcher |
|