Seneviratne or Senewiratne is a Sinhalese surname. Notable people with the surname include:
Ana Seneviratne (1927 - 2015), Sri Lankan police officerAthauda Seneviratne, Sri Lankan politicianChamani Seneviratne (born 1978), Sri Lankan cricketerGamini Seneviratne (died 2010), Sri Lankan civil servant and diplomatHector Vernon Ivan Seneviratne Corea, Sri Lankan Anglican priestJayantha Seneviratne, Sri Lankan cricketerJohn Seneviratne (born 1941), Sri Lankan politicianK. N. Seneviratne (1929–1986), Sri Lankan physician and academicLakshman Senewiratne (born 1957), Sri Lankan politicianMalinda Seneviratne (born 1965), Sri Lankan journalistNalin Seneviratne (1931–2009), Sri Lankan army officerNihal Seneviratne, Sri Lankan civil servantRan Banda Seneviratne (died 2001), Sri Lankan lawyer and broadcasterW. I. M. Seneviratne (died 1996), Sri Lankan soldier