Which of these fencers had won three Olympic gold medals by the year 2021?

Aron Szilagyi is a Hungarian right-handed sabre fencer.

A four-time Olympian, Szilágyi is a three-time individual Olympic champion and 2020 team Olympic bronze medalist. He won his first Olympic gold medal in 2012, defeating Italy's Diego Occhiuzzi.

Then in 2016 he claimed his second gold medal at the 2016 Olympics, defeating Daryl Homer 15-8 in the final.

And at the 2020 Olympic Games in Tokyo he became the first fencer from any nation to win three individual sabre Olympic gold medals, having defeated Luigi Samele (15-7).