Dayang may refer to: Dayang (honorific), a Bruneian honorific a dialect of Sema language, a Sino-Tibetan language Dayang Jingxuan, a Buddhist monk during the Song dynasty of China Dayang Island, an island in Johor, Malaysia Dayang newt, a species of Salamander Dayang Motorcycle, a division of Dayun Group Dayang, the indigenous name of the heath mouse