Robert Walker (10 January 1879 – 28 August 1930) was a Scottish professional footballer who played as a forward for Heart of Midlothian and the Scotland national team.

Other notable achievements are his 33 goals against Hibernian, which is the record tally in the Edinburgh Derby if local competitions are included.

He scored two hat-tricks against Hearts' main rivals, the first at the age of 19 years and 9 months in a 5–1 victory at Easter Road on 28 October 1898.

With the score poised at 3–3 The Scotsman reported: "the Edinburgh team soon showed that they were not going to relinquish the grasp of the cup which their play entitled them to, and Walker once more proved himself the grandest forward on the field.

After this match Charlie Thomson dubbed him "The Best Player in Europe" and his style of football, involving brilliant footwork and sublime passing was known as "Walkerism".

He shares the record of 11 Scottish caps versus England, along with Alan Morton of Queens Park and Rangers.