In Croatia, Rundo families are Croats (from Dubrovnik ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik.
Prevalence
Only a few people with faimily name Rundo live in Croatia today, in two households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in one Croatian city only, in Dubrovnik (<10).
Outside Croatia
Family name Rundo is present in 16 countries worldwide. The family name "Rundo " is used by some 200 people in Italy , about 200 in the United States , and some 100 people in Argentina.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1935 in source Emigration Commission Zagreb.