There isn’t any universal or widely accepted meaning behind a woman wearing a “wedding ring on her pinky.”
In most cases, it’s simply one of these:
- Fashion choice: Rings are often worn on different fingers just for style or comfort.
- Fit issues: The ring may not fit other fingers properly, so it’s worn where it feels secure.
- Personal meaning: Some people assign their own symbolism (e.g., a “self-love” ring, a reminder of marriage, or a relationship that has ended).
- Cultural or family tradition: In some rare cases, families or subcultures may have their own customs about finger placement.
- Misinterpretation: What looks like a wedding ring might not actually be one.
The idea that a pinky ring “secretly signals” marital status is mostly internet folklore. In real life, you can’t reliably read someone’s relationship status just from which finger they wear a ring on.
If you want, I can also explain what different ring fingers traditionally symbolize in various cultures—that’s where things actually get interesting.