Sistilia is the daughter of jazz musician Brian Newman and burlesque dancer Angie Pontani. Gaga shared a photo from the baptism with a joyful caption about her relationship with Newman and Pontani. One cute video shows her dancing around with the baby.
Lady Gaga actually has an impressive collection of godchildren. She's also godmother to Elton John's sons Zachary and Elijah, according to People.
While the end of her engagement must have been tough, it looks like Gaga's found something meaningful to occupy her in the aftermath. Sometimes, keeping busy is the best way to mend a broken heart, especially when you have people you love around you.