There were 12 long voyaging canoes that left Malayia headed north east. landing on the largest islands in Micronesia. If you know what the meaning is for the names of each island in the Marianas they are either Chieftans names or a deciption at first glance.

The people of Guaha or Guam were originally called Guahan. In an attempt to name their land the people told the European newcomes the island's people is Guahan. Chamorro is a male from the Mariana Islands. A chamorrita is a single female from the Mariana Islands. Prior to the Spainish Queen Mariana of Austria giving her name to name the Mariana Islands-The islands were called Chamorro Islands. Before that, the islands identified theirselves individually ie Tinia, Paga, Guaha, Sayipa, Aguiga etc...
Rightfully, Chamorro is a surname from Nicaraga. It also means large calves in Mexican. Therefore, as a people, we should be Chamorran or Chamorrian. Not Chamorro