surname common or not?

[Maintenance]

Kyriakos is a common first name but is it a common surname?

Is there any region where it is more common than others?

[Ujku]

There are people with surname Kyriakou.

I think its pretty common ive known many people with that surname

[Maintenance]

There are people with surname Kyriakou.

I think its pretty common ive known many people with that surname

Nationality on those people?

[Ujku]

Nationality on those people?

greek...i dont know their origins tho

[Queen B]

Nationality on those people?

Its quite common that Cypriots use patronymic surnames.However, that doesn't really indicate that he is Cypriot, since Kyriakou or f.e. Nikolaou is also common in Greece , too.

See Kyriakou distribution -> All around Greece

[Maintenance]

Its quite common that Cypriots use patronymic surnames.However, that doesn't really indicate that he is Cypriot, since Kyriakou or f.e. Nikolaou is also common in Greece , too.

See Kyriakou distribution -> All around Greece

When searching on the internet i only tend to find people outside greece who use Kyriakos as last name, why is that?

[Queen B]

When searching on the internet i only tend to find people outside greece who use Kyriakos as last name, why is that?

Diasporians usually use the -s in the end, even in females.
F.e. the correct should be Melina Kanakaridi , not Melina Kanakaridis.
Nia Vardalou , not Nia Vardalos
etc

[Maintenance]

Diasporians usually use the -s in the end, even in females.
F.e. the correct should be Melina Kanakaridi , not Melina Kanakaridis.
Nia Vardalou , not Nia Vardalos
etc

So someone with the surname Kyriakou takes the name Kyriakos when moving abroad? (if i understod correctly)

[Queen B]

So someone with the surname Kyriakou takes the name Kyriakos when moving abroad? (if i understod correctly)

None ''takes'' it . Its up to them to use it that way, and not all do it . But within borders (Greece and Cyprus) , it isn't used.
Τhat was just my answer of why all the Kyriakos as last name that were found in out of Greece or Cyprus.