Baby Uniqua is mostly a pink color. She has a larger head and eyelashes than the older Uniqua. Baby Uniqua's body is mostly a light pink color with dark pink spots. Her eyes are white with black pupils. Baby Uniqua wears magenta-colored overalls with light pink spots.
Baby Uniqua has not appeared in any episodes of The Backyardigans, but is seen on Backyardigans Baby merchandise and promotional art.