The Siamese green-eyed gecko (Gekko siamensis) is a species of lizard in the family Gekkonidae.

The species is endemic to Thailand.

[3] The specific name siamensis refers to the type locality.

The specific name of the now-synonymized Gekko taylori honors Edward Harrison Taylor, an American herpetologist.

[3][4] The preferred natural habitat of G. siamensis is forest.