One study of perceptions in cyberspace demonstrated that selective nicknames or handles influence the impressions others develop of the person using them. Or consider Happy Hiker, Nautical Gal, Outdoor Lover, Walking Woman, Line Dancer, History Buff, Birder Chick, Bridge Belle, or Hookedon Books.
Almost every dating site lets you create a dating profile for free, (even lets you browse profiles for free), so make use of it.
It's similar to how a good resume gets you noticed so you get an interview.
The following excerpt from "The Boomer's Guide to Online Dating" will help get you started on the right foot.
She realized her profile was clearly missing something to attract men.
So, she put her data analysis background to work and figured out how to improve her results and, ultimately, find a husband.