[3] In September 2005, Fallon won the -60 kg weight class at the World Judo Championships in Cairo, beating Ludwig Paischer in the final.

He became only the third British male to win a world title, following Neil Adams in 1981 and Graeme Randall in 1999.

[4] The following year in 2006, he went on to become European champion in Tampere, Finland in the -60 kg weight category beating Armen Nazaryan in the final.

He is only the second male British judoka besides Neil Adams to simultaneously hold both a World and European title.

[6] In 2017, Fallon signed a contract as head coach of the Federal Judo Association of Vorarlberg, Austria.