LMM

LMM may refer to:


 * Los Mochis International Airport
 * Luis Muñoz Marín, first democratically elected governor of Puerto Rico
 * Luis Muñoz Marín International Airport, locally nicknamed LMMA or LMMIA
 * Lightweight Multirole Missile, a product of Thales Air Defence Limited
 * London Music Masters, charity that supports the involvement of young musicians in classical music
 * Lucy Maud Montgomery (1874–1942), Canadian author
 * Lin-Manuel Miranda, American composer, rapper, lyricist, and actor
 * LIBOR market model, a financial model of interest rates
 * Linear multistep method, schemes used in mathematics to find numerical solutions of ordinary differential equations
 * Mixed model, also called linear mixed effects models (LMEMs), or shortened to linear mixed models (LMM)