I'm assuming you're referring to the infamous American pornographic actress, Linda Lovelace, also known as Linda Burdell, who was known for her extremely deep throat.
Here's a that's not explicit but related to her: super deep throut
Linda Lovelace passed away in 1986 at the age of 37 under mysterious circumstances. Her story has been the subject of much speculation and discussion over the years. I'm assuming you're referring to the infamous American