Orissaare is a small borough in Orissaare Parish, Saare County in western Estonia.
Actor Ott Aardam (b. 1980) and heptathlete Kaie Kand (b. 1984) were born in Orissaare.
An Oak growing in the middle of Orissaare stadium won the title of European Tree of the Year 2015.
Coordinates: 58°34′N 23°06′E / 58.567°N 23.100°E / 58.567; 23.100