Some folks who identify as women might not identify as female. This might be true even for cisgender women in rare cases. An infertile XY person may be born wit

Some folks who identify as women might not identify as female. This might be true even for cisgender women in rare cases. An infertile XY person may be born with female genitalia in rare cases, and be raised as a woman only to discover later in life they have the typically male chromosomes. These sets of people are small, but non zero. It's probably safe to say nearly all XX people identify as female.