Guessing the gender of name is not as simple as it seems:
- Andrea is a male name in Italy, a female name in the US. Laurence is a female name in France and a male name in the UK or in the US
- name demographics evolve, some names are genderless
- in Chinese or Korean, guessing the gender is almost impossible in Latin script, truly difficult even with the original script
- in most cultures, the gender is 'encoded' in the first name, in others it is encoded in the last name as well (for example, Slavic names, Lithuanian names ...) so you can guess the gender even if you have just the initials (for example, O. ...