

The youngest person to circumnavigate the world by aircraft solo (male) is 17 years 64 days, achieved by Mack Rutherford (Belgium, b. 21 June 2005), on 24 August 2022
Mack is the younger brother of Zara Rutherford, holder of youngest person to circumnavigate the world by microlight solo (female) and youngest person to circumnavigate the world by aircraft solo (female).