The Queen as she celebrates her Platinum Jubilee this weekend is the only surviving Head of State to have served in World War Two. Some details of what she got up to available here: https://www.philhadleypublications.com/post/june-2022
George Bush, president of the US 1988-1992, is still alive. He served as a USN aviator in the Pacific.
George H W Bush, the 41st U S President (1989-1993) died November 30, 2018, at the age of 94. Source: George H. W. Bush | The White House
