The correct spelling of the name Ricardo is with one "h", not two. The spelling "Richardo" is incorrect and should be avoided. In terms of pronunciation, the name Ricardo is typically pronounced ree-KAR-do, with the stress on the second syllable. Using the International Phonetic Alphabet (IPA), this can be transcribed as /riˈkarðo/. It's important to use proper spelling and pronunciation of names to avoid confusion and show respect to the individual.
The name "Richardo" is a variant spelling of the name "Ricardo". The etymology of "Ricardo" can be traced back to the Germanic name "Ricohard", which combines the elements "ric" meaning "ruler" or "king", and "hard" meaning "strong" or "brave". "Ricohard" eventually evolved into "Richard" in English and "Ricardo" in Spanish and Portuguese. It is a common name of Germanic origin and has been used throughout Europe since the Middle Ages.