Donald Watt may refer to:
Academics D. E. R. Watt (1926–2004), Scottish historian, professor of Medieval History at St Andrews University Donald Cameron Watt (1928–2014), professor at London School of Economics, winner of the Wolfson History Prize
Others Don Watt (designer) (1936–2009), Canadian designer Donald Watt (sportsman) (1920–2007), Australian all-round sportsman Donald J. Watt (1918–2000), Australian author of a fictitious Holocaust memoir Don Watt (footballer) (born 1953), Scottish footballer
See also Donald Watts (born 1951), American former basketball player