Lecoq

• Karl Ludwig von Lecoq of French Huguenot ancestry, first joined the army of the Electorate of Saxony, later transferred his loyalty to the Kingdom of Prussia and fought Napoleonic Wars
• Karl Christian Erdmann von Lecoq, a Saxon officer who rose to rank lieutenant-general during the Napoleonic Wars and was the commanding officer of the Royal Saxon army
• Henri Lecoq, a French botanist
• Paul Emile Lecoq de Boisbaudran, a French chemist, discoverer of the chemical elements gallium, samarium and dysprosium
• Maurice Lecoq, a French sport shooter who competed in the late 19th and early 20th centuries
• Jacques Lecoq, a French actor, mime and acting instruction
• Jacqueline Lecoq, French designer who collaborated for many years with Antoine Philippon
• Paul Lecoq, Swiss senior physicist at CERN