The Son's bent-toed gecko (Cyrtodactylus soni) is a species of lizard in the family Gekkonidae. This species is endemic to Vietnam.
The specific name, soni, is in honor of Vietnamese herpetologist Son Lan Hung Nguyen.
C. soni is found in northern Vietnam, in Ninh Bình Province.
The preferred natural habitats of C. soni are forest and rocky areas, at altitudes of 17–.
Medium-sized for its genus, C. soni may attain a snout-to-vent length (SVL) of 10.3cm (04.1inches).
The mode of reproduction of C. soni is unknown.