John O’Callaghan is a practising barrister who worked previously as a full time professional

musician/singer under the stage name Big Johnny C.. From Macroom in County Cork where he still

resides, John mainly practices as a Barrister in the Superior Courts at the Four Courts in Dublin.

Although busy with his legal career, John continues to play music on a regular basis. Having played

with the greats of the showband era including Brendan O’Brien (Dixies and Stage 2), Declan Ryan

(Regal), Sean Dunphy (Hoedowners), Linda Martin and Art Supple, John subsequently fronted the

very popular Southern Playboys which became one of Ireland’s top function band for over 15 years

before coming off the road in 2013. Having qualified as a barrister in 2010, John has now stopped

playing music full time, however he continues to work in studios as both a keyboard player and lead

guitarist as well as a producer. John has also returned to the live music scene playing with a multiple

of bands all over Ireland and the UK standing in as a session musician and singer. Given his musical

background, John has represented a number of artists involved in the entertainment industry in

complex legal matters.