2021, Professor Yasuo Arai (JIN), Ms. Aline de Bièvre (RIN), Professor Terry Moore (RIN)

2018, Professor Dorota Grejner-Brzezinska (ION), Captain Rein van Gooswilligen (NIN)

2015, Professor František Vejražka (CZIN), Gp Capt. David Broughton (RIN)

2009, Mr. Bengt Stahl, Mr. John Francis White

2003, Mr. Olivier Carel, Captain Norman Cockcroft, Captain Kenneth C. Crompton, Mr. William A. O’Neil