- JACKSON 2 researchers
- JACOB 1 researcherAlso see: JACOBS
- JACOBS 1 researcherAlso see: JACOB
- JAMES 1 researcher
- JENKINS 1 researcher
- JESTER 2 researchers
- JOHNSON 3 researchers
- JOHNSTON 1 researcher
- JONES 4 researchers
- JOYNES 1 researcher
- JUSTICE 2 researchersAlso see: JUSTIS
- JUSTIS 1 researcherAlso see: JUSTICE
Delmarva Surnames Project