In 2014,
FINA officially approved of adding mixed-gender events in
Synchronized swimming and
diving under its banner after a vote at the Extraordinary Congress in
Doha,
Qatar.
2015 At the
2015 World Aquatics Championships in
Kazan, Minisini represented Italy at the inaugural
Mixed Duet in synchronized swimming, he won a bronze medal with duet partner
Manila Flamini in Mixed Duet technical, and another bronze medal in Mixed Duet free with
Mariangela Perrupato. With his win, he became the first male bronze medalist in artistic swimming at a World Championships.
2022 World Championships In the
mixed duet technical routine at the
2022 World Aquatics Championships, he won the gold medal with his partner
Lucrezia Ruggiero with a score of 89.2685 points in the final. He also won a gold medal in the
mixed duet free routine with a score of 90.9667 points, finishing less than two points ahead of silver medalists
Tomoka Sato and
Yotaro Sato of
Japan. His scores contributed to
Italy being the highest scoring country across all events contested in
artistic swimming at the 2022 World Aquatics Championships.
2022 European Championships On the second day of competition at the
2022 European Aquatics Championships, held in
Rome in August, Minisini won the gold medal in the
solo technical routine with a score of 85.7033 points, marking the second gold medal for Italy at the Championships across all sports. With his win, Minisini became the first man in history to win a gold medal in any solo male
artistic swimming (synchronized swimming) event at a
LEN European Aquatics Championships. The following day, he won a gold medal in the
mixed duet free routine, scoring 89.7333 points with partner Lucrezia Ruggiero. Minisini won his third gold medal of the Championships on day four, placing first in the
solo free routine with a score of 88.4667 to win the first-ever gold medal in the event at a LEN European Aquatics Championships. For his final event, the
mixed duet technical routine, he won the gold medal with Lucrezia Ruggiero, scoring 89.3679 points. title=No Male Following his performances at the Championships, in December, the
International Olympic Committee announced it would include up to two men in the teams of eight for the team event at the
2024 Olympic Games and they would not include male solo, male duet, nor mixed duet events, to which Minisini applauded the decision to include men in some form (up to 25% of team event member composition allowed). However, he was cut from the 2024 Italian Olympic team. ==International championships==