Lah

Lah may refer to:


 * Lah (surname)
 * Lithium aluminium hydride
 * Lah, Victoria, Australia
 * Lah, Kona, a village in Kona Department, Mouhoun Province, Burkina Faso
 * Lah, Yaba, a village in Nayala Province, Burkina Faso
 * A Singlish/Manglish term used for emphasis or reassurance