This page details Northern Ireland national under-21 football team records and statistics; the most capped players, the players with the most goals, and Northern Ireland under-21's match record by opponent.

Player records

Most capped players

''Caps and goals updated as of 25 September 2022 after the match against .'' Players with an equal number of caps are ranked in chronological order of reaching the milestone.

Highest goalscorers

''Caps and goals updated as of 25 September 2022 after the match against .'' Players with an equal number of goals are ranked in chronological order of reaching the milestone.

Hat-tricks

The result is presented with Northern Ireland's score first.

Red cards

The result is presented with Northern Ireland's score first.

Individual and Team records

Goal records

* First goal: Gary Blackledge – 8 March 1978 vs * Most goals scored in one game by a player: 3 – Billy Kee, 10 August 2011 vs

Firsts

* First under-21 international: 8 March 1978 vs * First home under-21 international: 3 April 1990 vs * First win: 3 April 1990 vs * First overseas opponent: , 3 April 1990 * First win over an overseas opponent: 3 April 1990 vs

Streaks

* Most consecutive victories: 6 ** 6 February 2006 – 16 May 2016 ** 6 September 2018 – 25 March 2019 * Most consecutive matches without defeat: 11 ** 9 September 2003 – 16 May 2006 * Most consecutive draws: 3 ** 29 May 2000 – 1 September 2000 * Most consecutive matches without a draw: 25 ** 6 February 2006 – 18 November 2008 * Most consecutive matches without victory: 14 ** 2 September 2011 – 14 November 2013 * Most consecutive defeats: 14 ** 2 September 2011 – 14 November 2013 * Most consecutive matches scoring: 8 ** 8 February 2005 – 16 May 2006 * Most consecutive matches without scoring: 4 ** 2 September 2011 – 10 May 2012 * Most consecutive matches conceding a goal: 29 ** 2 June 1999 – 9 September 2003 * Most consecutive matches without conceding a goal: 3 ** 6 February 2006 – 28 February 2006 ** 11 October 2018 – 22 March 2019