Character's name: "Luan Loud (voice)"
Birthday: 06/11/1969
Birthplace: Orange County, California, USA
Biography:
Cristina Pucelli was born in Orange County, California, USA as Cristina R. Pucelli. She is an actress, known for Psychonauts (2005), Metal Gear Solid 4: Guns of the Patriots (2008), Allen Gregory (2011), Monsters University (2013), Pixar's Party Central (2014), DC Super Hero Girls (2015), Doc McStuffins (2014), and The Loud House (2016).

Character's name: "Lola Loud / Lana Loud / Lily Loud (voice)"
Birthday: 08/24/1973
Birthplace: Fort Ord, California, USA
Biography:
Grey DeLisle (born August 24, 1973), sometimes credited as Grey Griffin, is an American voice actress, comedian and singer-songwriter. DeLisle is known for various roles in animated productions and video games. On September 27, 2018, she released her debut comedy act, titled "My First Comedy Special". On November 10, 2019, The Simpsons producers announced that DeLisle would replace Russi Taylor as the voice of Martin Prince and Sherri and Terri, after Taylor's death in July 2019.

Character's name: "Leni Loud (voice)"
Birthday: 04/16/1994
Birthplace: San Marcos, California, USA

Character's name: "Luna Loud (voice)"
Birthday: 10/25/1969
Birthplace: New York, New York, USA
Biography:
Nika Futterman (born July 25, 1969) Is An American actress, writer and producer

Character's name: "Lynn Loud Jr. / Lucy Loud (voice)"
Birthday: 06/10/1980
Birthplace: Los Angeles, California, USA
Biography:
Jessica Sonya DiCicco (/ˈdɪtʃiːkoʊ/; born June 10, 1980) is an American actress. She is known for voicing in animated television series and video games. Her first voice role was the announcer for Nickelodeon's educational channel Noggin. DiCicco has since voiced various other characters for Nickelodeon, including Gwen Wu in The Mighty B!, Selina and Miele in Winx Club, Lynn Loud and Lucy Loud in The Loud House, and Annie Bramley in It's Pony. Some of her voice roles on other networks include Maggie Pesky in Disney Channel's The Buzz on Maggie and Flame Princess in Cartoon Network's Adventure Time, which earned her worldwide recognition. She received a Daytime Emmy nomination for voicing Malina in The Emperor's New School. (wikipedia)

Character's name: "Lisa Loud (voice)"
Birthday: 04/20/1967
Birthplace: Allentown, Pennsylvania, U.S.

Character's name: "Lincoln Loud (voice)"
Birthday: 08/30/2002
Birthplace: California, USA

Character's name: "Clyde McBride (voice)"
Birthday: 04/19/2003
Birthplace: USA