Nannygai is the name of various fish from the Australian region:
- In family Lutjanidae:
- Malabar blood snapper, Lutjanus malabaricus.
- Crimson snapper, Lutjanus erythropterus.
- In family Berycidae:
- Eastern nannygai, Centroberyx affinis.
- Yelloweye nannygai, Centroberyx australis.
- Family Glaucosomatidae:
- Pearl perch, Glaucosoma scapulare.