| John George MacCarthy | |
| Office: | Member of Parliament for Mallow |
| Term Start: | 31 January 1874 |
| Term End: | 31 March 1880 |
| Predecessor: | William Felix Munster |
| Successor: | William Moore Johnson |
| Birth Date: | June 1829 |
| Birth Place: | Cork City, Ireland |
| Nationality: | Irish |
| Party: | Home Rule |
John George MacCarthy (1829–1892)[1] was an Irish Home Rule League politician.
He first stood for election for Mallow at a by-election in 1872, but was unsuccessful. He was then elected for the seat at the next general election in 1874.[2]