The female protagonist's name could be a name with special meaning, such as representing love, hope, courage, and so on. The male protagonist's name could be a name with special symbolic meaning, such as representing power, honor, protection, and so on. For example, a female protagonist's name could be called "Marilyn", which represented love and hope, while a male protagonist's name could be called "Noah", which represented power and protection. Of course, the specific name still needs to be decided according to your story background and character. I hope these suggestions can help!