Ronalda "Ronnie" Anne Santiago is a supporting character from the Nickelodeon animated series The Loud House, and the protagonist in its spin-off The Casagrandes. She is Bobby Santiago's younger sister who enjoys skateboarding, video games, and pulling pranks. She is also a best friend and former classmate of Lincoln Loud. (It is often implied that she and Lincoln like each other as more than friends, but they are quick to deny it anytime someone mentions the idea.) Midway through The Loud Hous