How Many Days Until Queen Elizabeth II Centenary?

April 21, 2026 marks the 100th anniversary of the birth of Queen Elizabeth II, the United Kingdom's longest-serving monarch who reigned for 70 years until her passing in 2022. Across Britain, a series of commemorative events will mark the occasion, including a landmark fashion exhibition at Buckingham Palace showcasing 200 garments from her life, the opening of a dedicated two-acre memorial garden in Regent's Park featuring a circular pond and flower garden planted with species significant to the late Queen, and a special series of commemorative stamps and coins issued by Royal Mail and The Royal Mint. Count down the days until the Queen Elizabeth II Centenary with our live countdown timer.