- Born:15 August 2000 (20 years)
Dutch judoka Ennio Mertens won the Dutch Junior title in 2019. He captured a bronze medal at the Dutch Junior Championships in 2020. Ennio won bronze at cadet level in 2017. He lives in Roosendaal and trains in Rotterdam. He took a silver medal at the Dutch Championships in Almere in 2019.
Competitions - Medal overview B S G
- European Cup Cadets 100
- International Tournaments 001
- National Championships Seniors 010
- National Championships Juniors 101
- National Championships Cadets 100