User blog comment:Kogath/Monster Hunter X Discussion/@comment-6050823-20151221011655

'Dinovaldo's and Gamuto's name origins(Info comes from Nintendo Dream)
 * Dinovaldo: Dinovaldo's name is a combination of Dinosaur(恐竜), Nova(ノバ), and Halberd(ハルベルド).
 * Gamuto: Gamuto's name is a combination of Ganesha and Mammoth/Mastodon.