The majority of Borneo is part of Indonesia, but other parts of the island belong to Malaysia or Brunei.
Borneo and Java is Indonesia Country
Borneo is an island in Indonesia.
The answer is Bruneo
Borneo is in southeast Asia. Borneo is an island, but not a country. It actually has 3 countries on it. Brunei is completely on it. Indonesia and Malaysia both have parts of their countries on it. See the map below.
Borneo and Sumatra
Indonesia
Indonesia
Borneo
of course indonesia
USA & Borneo,
They are all parts of Indonesia.