Where does “ريو دي جانيرو” come from?

ريو دي جانيرو (Arabic) comes from Portuguese Rio de Janeiro — River of January.

Ancestry of “ريو دي جانيرو”, step by step

StepLanguageWordMeaning
1PortugueseRio de JaneiroRiver of January
Every word from Portuguese Rio de Janeiro
ريو دي جانيرو — Etymology, Origin & Word History | Etymology Explorer