Seneviratne or Senewiratne is a Sinhalese surname. Notable people with the surname include:
Ana Seneviratne (1927 - 2015), Sri Lankan police officer
Athauda Seneviratne, Sri Lankan politician
Chamani Seneviratne (born 1978), Sri Lankan cricketer
Gamini Seneviratne (died 2010), Sri Lankan civil servant and diplomat
Hector Vernon Ivan Seneviratne Corea, Sri Lankan Anglican priest
Jayantha Seneviratne, Sri Lankan cricketer
John Seneviratne (born 1941), Sri Lankan politician
K. N. Seneviratne (1929–1986), Sri Lankan physician and academic
Lakshman Senewiratne (born 1957), Sri Lankan politician
Malinda Seneviratne (born 1965), Sri Lankan journalist
Nalin Seneviratne (1931–2009), Sri Lankan army officer
Nihal Seneviratne, Sri Lankan civil servant
Ran Banda Seneviratne (died 2001), Sri Lankan lawyer and broadcaster
W. I. M. Seneviratne (died 1996), Sri Lankan soldier
