Hockanum can refer to some places in the United States:

Place Hockanum (East Hartford), a neighborhood in East Hartford, Connecticut Hockanum River, a river of north central Connecticut Hockanum Rural Historic District, a historic district in the town of Hadley, Massachusetts Hockanum, an archaic name for the village of Higganum in the town of Haddam, Connecticut

People Hockanum people, a historical tribe in present-day Connecticut