| Code: | Hurling |
| Gareth Johnson | |
| Birth Place: | County Down, Northern Ireland |
| Feet: | 6 |
| Inches: | 5 |
| Nickname: | Magic |
| County: | Down |
| Province: | Ulster |
| Club: | Ballygalget Loughinisland |
| Clpositionh: | Full Forward |
| Clpositionf: | Left Half-Forward |
| Clubs: | Ballygalget |
| Clyears: | 1999-present |
| Clcounty: | 7 |
| Clprovince: | 1 |
| Counties: | Down' Down |
| Icpositionh: | Full Forward |
| Icpositionf: | Left Half-Forward |
| Icyears: | 2003-2017Present 2007-2009 |
| Icprovincef: | 0 |
| Icprovinceh: | 2 |
| Icallirelandh: | 0 |
| Icallirelandf: | 0 |
| Nhl: | 1 |
| Nfl: | 0 |
| Allstarsf: | 0 |
| Allstarsh: | 0 |
Gareth Johnson (born in Ballygalget, County Down) is an Irish sportsperson. He plays hurling with his local club Ballygalget and football for Loughinisland and has been a member of the Down senior inter-county hurling and football teams. Johnson scored an injury-time goal in the 2013 Christy Ring Cup final to win it for Down for the first time in a 3-16 to 2-17 victory against Kerry.