Merrimac

Merrimac may refer to:

Place names

 * Merrimac, Queensland, Australia
 * Electoral district of Merrimac

United States

 * Merrimac, California
 * Merrimac, Illinois
 * Merrimac, Kentucky
 * Merrimac, Massachusetts, the original town with the name "Merrimac"
 * Merrimac, Virginia
 * Merrimac, Mingo County, West Virginia
 * Merrimac (town), Wisconsin, a town
 * Merrimac, Wisconsin, a village
 * Merrimack River, in Massachusetts and New Hampshire, of which Merrimac is an earlier spelling