Jayakody (ජයකොඩි) is a Sinhalese surname. Notable people with the surname include:
- Bathiya Jayakody (born 1976), member of Sri Lankan pop duo Bathiya and Santhush
- Marcelline Jayakody (1902–1998), Sri Lankan Catholic priest, musician, lyricist, author, journalist and patriot.
- Edward Jayakody (born 1952), Sri Lankan musician, singer and composer.
- Lakshman Jayakody (1930–2010), Sri Lankan Cabinet Minister.