When was Kailon Loud born?

Kailon Loud is not a character in the Nickelodeon animated series "The Loud House." There are 11 Loud siblings: Lincoln, Lori, Leni, Luna, Luan, Lynn, Lucy, Lana, Lola, Lisa, and Lily.

It's possible you're thinking of a character from a different show or a fan-made creation.