The International Longshoremen's Association (ILA) is a North American labor union representing longshore workers along the East Coast of the United States and Canada, the Gulf Coast, the Great Lakes, Puerto Rico, and inland waterways; on the West Coast, the dominant union is the International Longshore and Warehouse Union. The ILA has approximately 200 local affiliates in port cities in these areas.

A dockworker is a waterfront manual laborer who is involved in loading and unloading ships.