Liisa Merisalu (born 15 January 2002) is an Estonian footballer who plays as a forward for the Estonia women's national team.
She made her debut for the Estonia national team on 28 February 2019 against Lithuania, coming on as a substitute for Kristina Bannikova. As of May 2020, she was playing football in Finland for Nummelan Palloseura.
On 7 April 2023, she scored a goal against Malta in Tallinn at a friendly match.