Essi Laine (born 27 July 1984) is a retired Finnish tennis player.

Laine won two doubles titles on the International Tennis Federation (ITF) tour in her career, both in 2004.

Representing Finland at the Fed Cup, Laine has a win–loss record of 9–15.

Her mother, Erika, was a Finnish Championship swimmer and her late father, Erkki Laine, was a professional ice hockey player who won a silver medal 1988 Calgary Olympics with the Finnish national team.

Her younger sister, Emma, played tennis professionally until 2019.