Gopallawa () is a Sinhalese surname. Notable people with the surname include:
Mahen Gopallawa, Sri Lankan judge of the Court of Appeal Monty Gopallawa (1941–2005), Sri Lankan politician, cabinet minister and governor Seelawathie Gopallawa (died 1977), First lady of Sri Lanka William Gopallawa (1896–1981), The last Governor-General of Ceylon and the first President of Sri Lanka