"I love big butts and I cannot lie
You other Muppets can't deny
That when Skinny walks in with an itty-bitty waist
And that round thing in my face
I go blank, all my insults I fluff
'Cause I noticed her butt was stuffed…"

She has two already in canon: Her maiden name was Figueroa, revealed on a Season 20 episode that centered on Maria's parents visiting the Street. Her married name is Rodriguez, implied by a Season 7 story arc that involved Luis visiting *his* parents in New Mexico for a week.