Ebony Boghaunter
Williamsonia fletcheri
- Least concern
- Card rarity: Common
- Insects

Williamsonia fletcheri, the ebony boghaunter, is a species of dragonfly in the emerald family Corduliidae. It is found in southeastern Canada and the northeastern United States. Larvae occur in acidic bogs.
Classification
- Class
- Insecta
- Order
- Odonata
- Family
- Corduliidae
- Genus
- Williamsonia