At the age of eleven his father had to help him from the pool following a swallow dive which the boy performed at the Kingstown (now Dún Laoghaire) Regatta.
[1] In 1932 Heron achieved international success by beating Doug Tomalin to win the British Diving Championship at Leeds.
[8] The next games took place in London in 1948 but another dispute over jurisdiction led to Heron and his team mates withdrawing from all swimming and diving events.
[5] Although Heron retired from competitive diving in 1950, he was persuaded to take part in the 1968 Irish three-metre springboard championship held at Blackrock Baths in Dublin.
[1] In July each year, swimmers compete for the Eddie Heron Cup in a race from Dún Laoghaire to Blackrock.