Specie:
- Lygodactylus williamsi - 1952
Sinonimi:
- Lygodactylus picturatus williamsi - LOVERIDGE 1952
- Lygodactylus picturatus williamsi - WERMUTH 1965
- Lygodactylus williamsi - KLUGE 1993
- Lygodactylus williamsi - BROADLEY & HOWELL 1991
- Lygodactylus (Sottogenere:) Lygodactylus williamsi - RÖSLER 2000
- Lygodactylus williamsi - RÖLL et al. 2010
- Lygodactylus williamsi - SPAWLS et al. 2018