She's got a sister, Natali, 17.
Yes Natali Germanotta she's 18 and graduated this year from High School in New york
Lady gaga doesnt have any siblings or any boyfriend right now because lady gaga and speedy already broked up and lady gaga doesnt have a brother she only got a younger sister named as natali germanotta her full name was stefani joanne germanotta I'm really sure with this answer of her name and my other answers because the name of her self and her sister was been written on her album the fame and I got one of those album
Yes lady gaga has an older sister and a younger brother I don't no there names though if you want to no there names go on: Lady gaga wikipedia its supposed to be in there
Does lady gaga have a brother
Does Lady Gaga have any siblings