Rosita's Abuela is Rosita's grandmother from Mexico. She visits the street in Sesame Street episode 4096. She appears to speak Spanish only. She later moved to the street in a 2013 episode. In Episode 4417, Rosita's Abuela has the ability to speak and understand English.
Abuela also makes an appearance in the Sesame Street Live show, 1-2-3 Imagine!.