Heterochromia
Or chimerism which is a lot more rare
Why not mosaicism
Waardenburg syndrome
Oopss, you're right. 👍 So, can we say "piebaldism"
Besides the pigmentations, this doesn’t really have any of the symptoms of Waardenburg.
Heterochromia iridis
Flag sign
Wardenburg syndrome
Wardenburg (Heterochromia & Poliosis)