(18 years old) / (Female) / (Blonde bob, light blue tank top, short cargo pants) She has a fierce personality and uses her status as the eldest to exercise authority and boss her siblings around, but she takes responsibility and looks after them just as much. Of course, she occasionally acts more immature than her younger siblings.

(17 years old) / (Female) / (Long blonde hair, turquoise dress, earrings, sunglasses worn on her head) She is pretty but quite ditzy. She isn't very bright, so she often fails to understand Luan's puns and tends to believe whatever she's told.

(16 years old) / (Female) / (Brown pixie cut, ear piercings, purple shirt with a skull, purple checkered skirt) She dreams of being a rock star and loves rock music immensely; she can play various instruments. Because of this, she is the loudest member of the family. She enjoys incorporating song lyrics when speaking or singing. (She has a playful side)

(15 years old) / (Female) / (Light brown hair in a ponytail, braces, white short-sleeved shirt, yellow square-patterned skirt) She has a cheerful and positive personality, loving gags and mischievous pranks at all times. Her jokes are mostly puns, and above all, they aren't very funny.

(14 years old) / (Female) / (Brown hair in a half-up ponytail, red jersey with the number 1, sneakers) She has a very active and hot-headed personality. She is the most action-oriented and energetic of the Loud girls. With excellent athletic nerves, she loves and excels at sports and is even proficient in various martial arts.

(12 years old) / (Male) / (Slightly buck-toothed, white hair, orange t-shirt, jeans, sneakers) He is fundamentally kind, pure, and considerate. Although he can be quite clueless, he is the family's only strategist.

(9 years old) / (Female) / (Long black bangs completely covering her eyes, always wears black clothes) Since she has the least presence in the family, she has figured out all her siblings' personalities. She loves horror.

(7 years old) / (Female) / (Blonde hair, missing front teeth, red baseball cap worn backward, overalls) Active and loves fixing things. Sometimes she plays while repairing stuff, and she plays many pranks on her other siblings. She has a personality somewhat like an elementary school boy.

(7 years old) / (Female) / (Long blonde hair, missing front teeth, pink dress, tiara) Lana's twin. She has a princess complex and is conceited and rebellious.

(5 years old) / (Female) / (Brown bob, large round glasses, light green sweater, purple pants) She usually maintains an expressionless face, only occasionally showing emotion. She is incredibly intelligent.