Where Does The Last Name Rioro Come From? ^{nationality or country of origin}

The last name Rioro is more commonly found in Papua New Guinea than any other country or territory. It may also be found in the variant forms:. For other potential spellings of Rioro click here.

How Common Is The Last Name Rioro? ^{popularity and diffusion}

Rioro is the 4,116,508^th most frequently held surname internationally, held by around 1 in 316,849,822 people. The last name Rioro occurs mostly in Oceania, where 91 percent of Rioro are found; 91 percent are found in Oceania Islands and 91 percent are found in Papuan Oceania.

The last name Rioro is most widespread in Papua New Guinea, where it is borne by 21 people, or 1 in 388,272. In Papua New Guinea Rioro is most common in: Central, where 76 percent reside, National Capital District, where 14 percent reside and Morobe, where 5 percent reside. Without taking into account Papua New Guinea this last name exists in 2 countries. It is also common in Colombia, where 4 percent reside and Niger, where 4 percent reside.