On 9 September 2015 Queen Elizabeth II will become the longest reigning monarch in British history, breaking the record held by her great great grandmother Queen Victoria. Send us your snaps of when you met the Queen.
As the Queen marks this milestone we would like to hear your memories of the Queen from the past 63 years.
And we would love to see your photos of your encounter. Did you manage a selfie with the monarch?
Have you met the Queen? Did you meet her in 1952 after she became Queen? Or have you met her more recently?
Do you share any notable dates with the Queen? Were you born on 21 April 1926? Did you get married on 20 November 1947?
What impact has the Queen had on your life? How has she inspired you? Whatever your story, share your anecdotes with us.
You can share your stories and pictures with us in the following ways:
Please include a contact number if you are willing to speak to a BBC journalist.