uses Battle of Hollandia, code name Operation Reckless, a World War II battle in northern New Guinea Reckless (surname) Sergeant Reckless (c. 1948–1968), a war horse that held official rank in the United States military Nikola Reckless, a proposed electric tactical military vehicle See also Charles the Bold (1433–1477), Duke of Burgundy, also translated as Charles the Reckless Reck (disambiguation) Recklessness (disambiguation) Wreckless (disambiguation)