For more on gender, check out What Is Your Gender Identity? By kerryg over on HubPages. Sexual Orientation: The importance of sexual orientation changes depending on the story you wish to tell.
If your character has an alias, you may want to include that as well. Gender: This could be anything, really. Most authors stick to male and female, but gender is a heck-of-a-lot more complicated than that. The location of the character often tells the reader the location of the story. Dont overlook this. Even if he or she starts out blindfolded in an undisclosed location, the character is still in a location.
The idea is to describe the character as they are on the first page of the book or in the first few paragraphs of the story. It is advisable to leave out anything they become later on. For instance, a characters sexual orientation is extremely important in a Romance novel, but less so in an Action/Adventure story where no love interest is ever introduced. Age: You can fudge here by saying something like, Fergus is in his early fifties or Jan had recently had her sixth 29th birthday in a row.
Age may change how relatable a character is to your readers and drive how they deal with the world. Make sure to include it. Class/Status: A characters class or status will determine a lot of things about him or her, especially the way he or she feels about money and his or her customs, traditions, privilege, and treatment of other. Keep the rest of your characters bio in mind as you write about their likes and dislikes. Childhood/Backstory: Where is your character from? What language does he or she speak? What sort of parents does he or she have?