John Joseph Jeffers (born 5 October 1968) is an English former footballer.
A left-winger, he scored 17 goals in 240 league appearances in a 12-year career in the Football League.
He began his career with Liverpool in October 1986, but never made a first team appearance before he was sold on to Port Vale in February 1989 for a £30,000 fee.
He helped the "Valiants" to win promotion out of the third tier in 1989 and 1993–94.
Loaned out to Shrewsbury Town in January 1995, he was allowed to join Stockport County in November 1995.
He helped the "Hatters" to win promotion out of the Second Division and to reach the semi-finals of the League Cup in 1996–97.
In October 1997, he moved into non-league football with Hednesford Town, before retiring from professional football at the end of the season.