The main families of The Loud House and The Casagrandes together.
The following is a list of characters featured in the Nicktoon The Loud House and/or its spin-off The Casagrandes.
The Loud family
| Image | Name | Voice actor | Description | Age |
|---|---|---|---|---|
 |
Lincoln Loud | Sean Ryan Fox (pilot); Grant Palmer (101a-122b) Collin Dean (episodes 123a-318a) Tex Hammond (318b onwards) |
The series' protagonist, an 11-year-old boy who is the only son and middle kid in his family. | 11 |
 |
Lori Loud | Catherine Taber | The oldest sister in the family and the deuteragonist. She is a sassy and cynical teenager who bosses her siblings around and is often calling or texting her boyfriend Bobby on her smartphone. | 17 |
 |
Leni Loud | Liliana Mumy | The second-oldest sister in the family. She is kind-hearted, but also not very bright. | 16 |
 |
Luna Loud | Nika Futterman | The third-oldest sister in the family. She is a free-spirited musician with an interest in rock and roll music. | 15 |
 |
Luan Loud | Cristina Pucelli | The fourth-oldest sister in the family. She is a funny fourteen-year-old comedic prankster. | 14 |
 |
Lynn Loud Jr. | Jessica DiCicco | The fifth-oldest sister in the family. She is an athletic 13-year old. | 13 |
 |
Lucy Loud | Jessica DiCicco | The fifth-youngest sister in the family. Lucy is an goth girl with a tendency to suddenly appear in places, which often frightens her siblings. | 8 |
 |
Lana Loud | Grey Griffin | The fourth-youngest of the sisters, and the older of the family's two twin girls. Lana loves to play in mud, much to her twin Lola's annoyance. | 6 |
 |
Lola Loud | Grey Griffin | Lana's polar-opposite identical twin sister. Lola is a conceited and bratty girl who often assumes the role of an antagonist whenever her siblings anger her. | 6 |
 |
Lisa Loud | Lara Jill Miller | The second-youngest sister in the family who, despite her young age, is very smart. | 4 |
 |
Lily Loud | Grey Griffin | The youngest sister in the family. She is only one year old, and her diaper has a foul smell, which she takes off mostly. | 1 |
 |
Rita Loud and Lynn Loud Sr. | Brian Stepanek and Jill Talley | The parents of the Loud family. Both of their faces were never seen onscreen in the first season, eventually being revealed in "11 Louds a Leapin'". | Over 40 |
 |
Albert | Fred Willard | The maternal grandfather of the Loud children. He resides at Sunset Canyon Retirement Home and enjoys hanging out with all of his grandchildren. | 60-70 |
 |
Ruth | Grey Griffin | The great-aunt of the Loud children, whom she asks to watch her cats, eat old moldy pudding that she offers, and to massage her feet every time they visit her, much to their annoyance. | TBA |
 |
Charles | Dee Bradley Baker | The Loud family's pet pitbull terrier dog. | TBA |
 |
Cliff | Dee Bradley Baker | The Loud family's pet cat. | TBA |
 |
Geo | Audrey Wasilewski | The Loud family's pet hamster, almost always seen inside his plastic hamster ball. | TBA |
 |
Walt | Dee Bradley Baker | The Loud family's pet canary. | TBA |
 |
Hops | N/A | One of Lana's pet frogs, and a very intelligent one at that. | TBA |
 |
Izzy | N/A | Lana's pet lizard. | TBA |
 |
El Diablo | N/A | Lana's pet snake. | TBA |
 |
Bitey | N/A | Lana's pet rat. | TBA |
 |
Fangs | N/A | Lucy's pet bat. | TBA |
The McBride family
| Image | Name | Voice actor | Description | Age |
|---|---|---|---|---|
 |
Clyde McBride | Caleel Harris (Season 1-3); Andre Robinson (Season 3 onwards) |
Lincoln's best friend, who serves as a wingman to him in his exploits and has an unrequited crush on Lori. | 11 |
 |
Howard and Harold McBride | Michael McDonald and Wayne Brady | Clyde's overprotective same gender parents who care deeply about their son's well-being. | 30-40 |
The Santiago/Casagrande family
| Image | Name | Voice actor | Description | Age |
|---|---|---|---|---|
 |
Bobby Santiago | Carlos Pena, Jr. | Lori's boyfriend, who is normally seen texting or calling her. He works in his family's bodega downstairs. | 17 |
|
Ronnie Anne Santiago | Breanna Yde (seasons 1-3) Izabella Alvarez (current) |
Lincoln's best friend/love interest and Bobby's younger sister, who enjoys skating and pranks. | 11 |
 |
Maria Santiago | Sumalee Monatano | Bobby and Ronnie Anne's mother, who works as a nurse. | 43 |
 |
Arturo Santiago | Eugenio Derbez | Maria's ex-husband/husband, and Bobby and Ronnie Anne's father, who currently works as a doctor in Peru. | 44 |
 |
Rosa Casagrande | Sonia Manzano | Ronnie and Bobby's grandmother, who manages the apartment building in which the Casagrandes live. | 63 |
 |
Hector Casagrande | Ruben Garfias | Bobby and Ronnie's grandfather, who runs the bodega located on the first floor of the apartment building. | 66 |
 |
Carlos Casagrande | Carlos Alazraqui | Ronnie and Bobby's bibliophilic and absent-minded uncle who teaches at a university in Great Lakes City. His first name is named after his voice actor. | 45 |
 |
Frida Puga Casagrande | Roxanna Ortega | Bobby and Ronnie's aunt, who is overemotional and constantly taking photos. | 42 |
 |
Carlota Casagrande | Alexa PenaVega | The oldest of the Casagrande kids who loves fashion. | 17 |
 |
CJ Casagrande | Jared Kozak | The second oldest of the Casagrande kids who has Down Syndrome. | 13 |
 |
Carl Casagrande | Alex Cazares | The second youngest of the kids, who acts like a wannabe Lothario. | 6 |
 |
Carlitos Casagrande | Roxana Ortega | The youngest in the family, who is a year older than Lily. | 2 |
 |
Lalo | N/A | The Casagrande family's pet mastiff dog. | TBA |
| Sergio | Carlos Alazraqui | The Casagrande family's pet parrot. | TBA |
Recurring characters (The Loud House)
| Image | Name | Voice actor | Description | Age |
|---|---|---|---|---|
 |
Agnes Johnson | Susanne Blakeslee | Lincoln's fifth-grade class teacher. | TBA |
 |
Bud Grouse | John DiMaggio | The Loud family's curmudgeonly neighbor who frequently complains about and heckles their antics, but sometimes does favors for them in exchange for a dish of Lynn Sr.'s lasagna. | 70-80 |
 |
Cheryl | Grey Griffin | TBA | |
 |
Chunk | John DiMaggio | Luna's roadie, a large burly man who speaks with a British accent. | TBA |
 |
Coach Pacowski | Jeff Bennett | Royal Woods Elementary's gym teacher. | TBA |
 |
Flip | John DiMaggio | The enthusiastic and somewhat stingy owner of a downtown gas station and convenience store called "Flip's Food & Fuel." | TBA |
 |
Girl Jordan | Catherine Taber | Another one of Lincoln's classmates, named after the storyboard artist Jordan Rosato. | 10 11 (as of "Absent Minded") |
 |
Haiku | Georgie Kidder | A friend of Lucy's and a fellow member of the Morticians Club at Royal Woods Elementary. | 10-11 |
 |
Katherine Mulligan | Catherine Taber | A news reporter who works for Channel 3, a local TV station in Royal Woods. | 33 |
 |
Liam | Lara Jill Miller | A Southern-accented farm boy who is one of Lincoln and Clyde's classmates. | 10-11 |
 |
Norm | Jeff Bennett | The janitor at Royal Woods Elementary. | TBA |
 |
Rusty Spokes | Wyatt Griswold | One of Lincoln and Clyde's classmates, originally introduced as part of a trio of young bikers. | 10-11 |
 |
Sam Sharp | Jill Talley (season 2) Alyson Stoner (current) |
A teenaged girl, also into rock music, and Luna's girlfriend. | 15 |
 |
Scoots | Grey Griffin | An elderly woman who drives a red scooter. | TBA |
 |
Stella | Haley Tju | A new girl at Royal Woods Elementary, who begins hanging out with Lincoln and his friends in the show's third season. | 10-11 |
 |
Wilbur T. Huggins | Stephen Tobolowsky | The no-nonsense principal of Royal Woods Elementary. | TBA |
 |
Zach Gurdle | Jessica DiCicco | A classmate of Lincoln's who lives "between a freeway and a circus." | 10-11 |
Recurring characters (The Casagrandes)
| Image | Name | Voice actor | Description | Age |
|---|---|---|---|---|
 |
Sid Chang | Leah Mei Gold | Ronnie Anne’s friend who moved to the city and wants to try anything in the new city. | 12 |
 |
Stanley and Becca Chang | Ken Jeong and Melissa Joan Hart | Sid and Adelaide's parents. | Stanley: 42 Becca: 41 |
 |
Adelaide Chang | Lexi Sexton | Sid's little sister. | 6 |
 |
Georgia | Shondlia White | A resident of the Casagrande Apartment, who builds houses of cards. | TBA |
Minor characters
| Image | Name | Voice actor | Description | Age |
|---|---|---|---|---|
 |
Artie Dombrowski | Lara Jill Miller (season 1) Daniel DiMaggio (current) |
TBA | |
 |
Becky | Lara Jill Miller | A friend of Lori and Leni's who debuted as one of the party guests in "Party Down" and is also a fan of Ace Savvy. | 17-18 |
 |
Benny | Jessica DiCicco (season 2) Sean Giambrone (current) |
A teenaged boy, also into comedy and plays, whom Luan has a crush on, which is mutual. | 14 |
 |
Bernie | Fred Tatasciore | TBA | |
 |
Bumper Sr. and Jancey Yates | Barry Williams and Maureen McCormick | The parents of the Yates family. | Bumper Sr.: 46 Jancey: 45 |
| Carol Pingrey | Ashlyn Madden | Lori's schoolmate and former rival, now her best friend. | 17-18 | |
 |
Chandler McCann | Daniel DiVenere | A popular student at Royal Woods Elementary who is actually a conceited brat. | 10 (before "The Waiting Game") 11 |
 |
Chaz | Richard Steven Horvitz | One of Lori's classmates, whom Leni has a crush on. | 17-18 |
 |
Darcy Helmandollar | Mariel Sheets | One of Lisa's classmates, and her best friend. | 4 |
 |
Dr. Feinstein | Charlie Schlatter | TBA | |
 |
Fiona and Miguel | Alexandra Ryan and Tonatiuh Elizarraraz | Leni's friends and co-workers at Reininger's. | Fiona: 17 Miguel: 16 |
 |
Grant | Grant Palmer | TBA | |
 |
Hank and Hawk | Mateus Ward and Wilbur Zaldivar | A pair of bullies who are also members of the Hazeltucky Hockers, the rivals to the Royal Woods Roosters. | TBA |
 |
Hunter Spector | Brian Stepanek | TBA | |
 |
Kotaro | Phil LaMarr | The member of the Royal Woods Mini Van Society. | TBA |
 |
Margo Roberts | Lara Jill Miller (season 2) Brec Bassinger (current) |
One of Lynn's friends and baseball teammates. | 12-13 |
 |
Mayor Davis | Yvette Nicole Brown | The mayor of Royal Woods. | 49 |
 |
Mick Swagger | Jeff Bennett | A famous singer and leader of a rock band whom Luna is a big fan of. | TBA |
 |
Mollie | Hannah Nordberg | One of Lincoln's classmates, named and modeled after production coordinator Mollie Freilich. | 10-11 |
 |
Mrs. Bernardo | Grey Griffin | Royal Woods High School's drama teacher and a part-time actor. | TBA |
 |
Ms. Carmichael | Kari Wahlgren | Leni's boss at Reininger's. | TBA |
 |
Ms. Shrinivas | Angela Malhotra | Lisa's kindergarten class teacher. | TBA |
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Myrtle | Jennifer Coolidge | The Loud kids' honorary grandmother and Albert's girlfriend. | TBA |
 |
Nurse Patti | Lara Jill Miller | Royal Woods Elementary's school nurse, who is dating Coach Pacowski. | TBA |
 |
Sergei | Fred Tatasciore | The owner and head chef of Aloha Comrade. | TBA |
 |
Seymour | Rob Paulsen | TBA |
