Lalic at Sheffield, 2011
|Full name||Susan Kathryn Walker|
|Born||28 October 1965|
|Title||International Master (1996)
Woman Grandmaster (1985)
|Peak rating||2405 (January 1997)|
Susan Kathryn Lalic (née Walker; born 28 October 1965) is an English chess player, holding both International Master and Woman Grandmaster titles. She is five-time British Women's Chess Champion: 1986, 1990-1992, and 1998.
Lalic has played for England nine times in Chess Olympiads, from 1984 to 2000, inclusive. From 1986 to 1998, she played on the top board.