One year on they are still "struggling to come to terms" with the loss.
Her father Mitch, mum Janis and brother Alex posted a message on the website set up in her name.
They said: "To mark the event, the family will be spending the day together, remembering a daughter and sister that meant the world to them.
"Whilst the world remembers a gifted artist who was taken from us all at a ridiculously young age, we will be thinking of a person who gave so much.
"And in turn was given so much, by a family still struggling to come to terms with the fact that, where there should be four, there is only three."
In the 12 months since one of the greatest voices in modern soul and jazz was silenced forever, her legacy lives on. Music fans continue to snap up her recordings, with sales of 1.7 million in Britain since her death.
The tragic diva sold 1.2 million copies of her three albums, 2003's Frank and 2006's Back To Black and her posthumous release Lioness: Hidden Treasures.
Added to this was the sale of 500,000 singles, according to the Official Charts Company.
Amy was found dead from alcohol poisoning in her north London home on July 23 last year at the age of 27.
Her star burned briefly but, oh so, brightly. In her short career, she shared the stage with a pantheon of musical heroes, and won countless awards.
In this special report we celebrate the life of a songstress, who even when she was brought low by her demons, still managed to inspire with her songs and her story.