The ambassador's office posted video and photos of Kennedy, 65, posted video and 29-year-old son Jack making the 2.4 mile swim from Naru to Olasana Island 

'It gave me a renewed appreciation of the heroism of my father and his crew, and the Solomon Scouts,' she said 

JFK was awarded the Navy and Marine Corps Medal for those actions, as well as the Purple Heart Medal for his injuries 

Caroline Kennedy, the US' Ambassador to Australia and the last living child of former President John F. Kennedy, honored her father's famous rescue during World War II.

The ambassador's office commemorated 80 years to the day since JFK - then the captain of a PT-109 patrol torpedo boat off the Solomon Islands in World War II - heroically swam his crewmates to shore after a Japanese destroyer capsized them on August 2, 1943.

His daughter Caroline, 65, and her 29-year-old son Jack returned to the same crystal waters on Wednesday where they recreated President Kennedy's 2.4 mile swim from Naru Island to Olasana Island.

'It gave me a renewed appreciation of the heroism of my father and his crew, and the Solomon Scouts,' she said. 'It was so meaningful to do this with my son, Jack.' 

In a separate post on Tuesday, she wrote: 'This place made President Kennedy the man he was.