Pho Hlaing (Burmese: ဘိုးလှိုင်, also spelt Hpo Hlaing) was a Burmese noble and civil servant, best known for his treatise, Rājadhammasaṅgaha (ရာဇဓမ္မသင်္ဂဟ), which proposed sweeping reforms to transform Burma's monarchy into a constitutional monarchy and an early advocate of indigenous democracy. Pho Hlaing was an accomplished writer and wrote a number of important treatises throughout his lifetime, on politics, mathematics and Buddhist philosophy.