Jessica Samantha Walker (born 24 June 1990 in Brighton) is a British sprint canoeist who has competed since the late 2000s until present. She came 7th in the London 2012 K-1 200m final and 5th in the K-4 500m final. She also competed at the 2008 (K-2: 500m with Anna Hemmings) and 2016 (K-1: 200m and K-4: 500m) Olympics.