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But this year, Princess Anne has dropped to second place, Teble writes<\/a>, though she was out and about even more in 2025. But though the 75-year-old had 478 engagements, she was outpaced by her brother, 77-year-old King Charles. He carried out 535 official acts, netting him this crown in addition to that other one<\/a>.<\/p>\n That uptick in activity can be viewed as a sign that his health is indeed improving, a theory blostered by an announcement the king made earlier this month<\/a>. \u201cThanks to early diagnosis, effective intervention, and adherence to doctors\u2019 orders, my own schedule of cancer treatment can be reduced in the new year,\u201d the king said<\/a> in a prerecorded message that aired as part of Stand Up to Cancer\u2019s 2025 broadcast on the UK network Channel 4. \u201cThis milestone is both a personal blessing and a testimony to the remarkable advances that have been made in cancer care in recent years.\u201d<\/p>\n Sophie, Duchess of Edinburgh and Prince Edward, Duke of Edinburgh attend The Coral Gold Cup at Newbury Racecourse on November 29, 2025.<\/p>\n <\/span>Mark Cuthbert\/Getty Images<\/span><\/div>\n<\/figure>\n Taking third place is Charles and Anne’s 61-year-old younger brother, Prince Edward<\/strong><\/a>, with 313 acts. His wife, 60-year-old Duchess Sophie<\/strong><\/a>, is ranked fourth with 235 events in 2025. At age 78, Queen Camilla<\/strong><\/a> is the oldest royal on the list\u2014but is also one of its busiest, with a fifth-place ranking for 228 official acts.<\/p>\n<\/div>\n