There may not exist the possibility for the natural purple eyes. The color of eyes is fixed according to the genetic endowment. That is to say, it is depended on your mother or father's color of eyes. However, there are many people in different countries. However, there is no one with purple eyes. It is the colored contact lenses that make their eyes show purple colors.
Well, it seems that you are quite interested in this particular field. So, yes indeed, people with different colored eyes are dispersed throughout the whole world. However, you should know that natural purple eyes are simply rare and maybe there are merely no case at all. But sometimes you can see some people with purple eyes, as a result of using contacts, of course.
Yes, it is possible. Although you may wonder if they are in color contacts, indeed , the case is. That is to say, there are people with natural purple eyes. It is said that elizabeth taylor had natural purple eyes. You can get to know more about it if youb search this site. http://stealtheirstyle.co.uk/classic%20stars/Violet%20eyes%20ET.jpg