[2] Some records, notable among them The Times, give his name as O'Halloran.

[3][4] Two months later at the 1924 Summer Olympics he advanced to the second round of the welterweight class after winning his fight against René Dubois of France on points.

[6] In the next round, O'Hanrahan was defeated by Jean Delarge of Belgium who won the gold medal in this weight class.

"O'Halloran is universally considered by our men to have been very unlucky to have had the verdict given against him in a fight against a Belgian yesterday.

[9] Below is the record of Patrick O'Hanrahan, a British welterweight boxer who competed at the 1924 Paris Olympics: He changed his name from Zöller to his mother's maiden name O'Hanrahan in 1920.