Kokkilai or Kokilai or Kokkulaay (Tamil: கொக்குளாய் Kokkuḷāy Sinhalese: කෝකිලායි) is a town in the Mullaitivu District, Sri Lanka. It is located about 40 km south-east of the District capital Mullaitivu. It is a coastal town, located next to Kokkilai lagoon, it is also close to Trincomalee District border.
9°00′N 80°57′E / 9.000°N 80.950°E / 9.000; 80.950