It is also someone who walks, see also pedestrian.

Walker is the name of a village now within Newcastle upon Tyne in England, the name derived from Old English Wall-kjer, "Wall marsh", the marsh beside Hadrian's Wall.

Walker is also the name of a place in the State of Minnesota in the United States of America: see Walker, Minnesota.

Walker is also a movie based on the life story of William Walker, the American fillibuster who invaded Mexico in the 1850s and made himself President of Nicaragua shortly thereafter. (See Walker (film).)