Eileen Nicole Leung Chii Lin (born 11 February 1991) is a Malaysian retired competitive swimmer, who specialised in sprint freestyle events.

[2][1] She represented Malaysia at the 2008 Summer Olympics, and has won a career total of three medals (two silver and one bronze) in an international competition, spanning two editions of the Southeast Asian Games (2007 and 2009).

[3] Leung competed as a member of the Malaysian swimming squad in the women's 50 m freestyle at the 2008 Summer Olympics in Beijing.

Leading up to the Games, she smashed a national record and a FINA B-cut time of 26.18 seconds at the Malaysian Open Championships in Bukit Jalil.

[4][5] Leung rounded out the field in heat eight out of twelve to last place and forty-eighth overall with a 26.75, just 0.57 seconds off her entry standard.