John Kennedy was an Irish Gaelic footballer.
His championship career at senior level with the Dublin county team lasted four seasons from 1891 until 1894.
[1] Kennedy first played competitive football with the Young Irelands club.
He won four successive county senior championship medals with the club between 1891 and 1894.
As captain of the team over the following four seasons, he won three All-Ireland medals during that time - the first player to captain a team to three championships.