Saproscincus lewisi, also known commonly as the Cooktown shade-skink and the northern wet tropics shadeskink, is a species of lizard in the subfamily Eugongylinae of the family Scincidae.

[2] The specific name, lewisi, is in honor of Lewis Roberts, who collected the holotype.

[3] Adults of S. lewisi have a snout-to-vent length (SVL) of about 42 mm (1.7 in).

At midbody the scales are arranged in 22–24 rows around the body.

[4] The preferred natural habitat of S. lewisi is forest.