Quick answer
Seneca is a boy name meaning "old".
Pronunciation: Latin /ˈse.ne.ka/; English /ˈsɛn.ə.kə/.
Meaning and history
Roman cognomen derived from Latin senectus meaning "old". This was the name of both a Roman orator (born in Spain) and also of his son, a philosopher and statesman. This name also coincides with that of the Seneca, a Native American tribe who historically lived around the Great Lakes, and whose name means "place of stones".
Notes and context
Usage: ancient roman