After he won a sweepstake, he was sold to England for £50 and raced at Catford Stadium for his new owners, Mrs F Stow and Mr E A Vivian.

[4] He soon earned the nickname 'The Seal' and won his 1943 Puppy Derby heat at Wimbledon Stadium, by 14 lengths, in a time of 28.88 seconds.

[7] Ballyhennessy Seal was then aimed at the sports ultimate prize, the 1945 English Greyhound Derby and the competition started at White City on 16 June.

In the final Ballyhennessy Seal led all the way with Rhynn Castle staying prominent throughout, Duffys Arrival and Celtic Chief impeded each other with Magic Bohemian finishing well to take third.

[8] [9] [10] After a short break Ballyhennessy Seal returned to action in the Laurels and progressed through the competition with ease but was then reported to be suffering from rheumatism in his hind legs.