Lahontan

Lahontan can refer to:


 * Lake Lahontan
 * Lahontan Valley
 * Lahontan Dam
 * Lake Lahontan (reservoir)
 * Louis-Armand de Lom d'Arce de Lahontan, Baron de Lahontan
 * Lahontan State Recreation Area
 * Lahontan, Pyrénées-Atlantiques, a commune in the Pyrénées-Atlantiques département of France