Patrick McCarthy (17 March 1871 - 10 August 1963) was an Irish footballer, boxer, referee, and sports teacher.
McCarthy was born in 1871 in Cashel, Republic of Ireland, and attended the Christian Brothers School. He was nicknamed "Paddy".
In 1900, McCarthy arrived in Argentina. He fought in the first professional boxing match in Argentina against Italian boxer Abelardo Robassio. He was regarded as being an important figure in the founding of Argentine side Boca. After that, he worked as a football referee for eighteen years.