2020s
2020
| 4 September 2021 UEFA U-21 Group 8 Qualifier | Malta  | 0–2 |  Northern Ireland | Ta' Qali, Malta |
| 17:00 BST | Report | Larkin  58'Parkhouse 68' | Stadium: Centenary Stadium Attendance: 0 Referee: Michal Ocenáš (Slovakia) |
| 8 September 2021 UEFA U-21 Group 8 Qualifier | Northern Ireland | 0–1 |  Denmark | Ballymena, Northern Ireland |
| 17:00 BST | Report | Olsen 76' (pen.) | Stadium: Ballymena Showgrounds Attendance: 0 Referee: Igor Pajac (Croatia) |
| 9 October 2021 UEFA U-21 Group 8 Qualifier | Northern Ireland | 2–3 |  Finland | Ballymena, Northern Ireland |
| 18:00 BST | O'Neill 23', 59' | Report | Stavitski 44' Soisalo 62'Skyttä 68' | Stadium: Ballymena Showgrounds Attendance: 0 Referee: Vitor Fernandes Ferreira (Portugal) |
| 13 October 2021 UEFA U-21 Group 8 Qualifier | Northern Ireland | 1–0 |  Ukraine | Ballymena, Northern Ireland |
| 18:00 BST | O'Neill 61' | Report | Stadium: Ballymena Showgrounds Attendance: 0 Referee: Barbeno Luca (San Marino) |
| 17 November 2021 UEFA U-21 Group 8 Qualifier | Ukraine | 3–0 | Northern Ireland | Kovalivka, Ukraine |
| 16:30 GMT | Babohlo 68' Isaienko 70'Kukharevych 74' | Report | Stadium: Kolos Stadium Attendance: 0 Referee: Rauf Jabarov (Azerbaijan) |
2021
| 2 June International friendly | Scotland  | 1–2 | Northern Ireland | Dumbarton, Scotland |
| 15:00 BST | Middleton 40' (pen.) | Report | Taylor 10' Baggley 45+1' | Stadium: Dumbarton Football Stadium Attendance: 0 |
| 5 June International friendly | Scotland | 3–2 | Northern Ireland | Dumbarton, Scotland |
| 14:00 BST | Clayton 25' Williamson 44'Middleton 78' (pen.) | Wylie 29' Waide 69' | Stadium: Dumbarton Football Stadium Attendance: 0 |
| 3 September 2023 UEFA U-21 Group C Qualifier | Malta | 4–1 | Northern Ireland | Ta' Qali, Malta |
| 15:30 BST | Engerer 24' Veselji 36' (40), pen.'Attard 84' | Report | Lane 58' | Stadium: Centenary Stadium Referee: Milovan Milačić (Montenegro) |
| 7 September 2023 UEFA U-21 Group C Qualifier | Northern Ireland | 1–0 |  Slovakia | Lurgan, Northern Ireland |
| 19:30 BST | Galbraith 54' (pen.) | Report | Stadium: Mourneview Park Attendance: 397 Referee: Vilhjalmur Thorarinsson (Iceland) |
| 8 October 2023 UEFA U-21 Group C Qualifier | Russia  | 1–0* (Result void) | Northern Ireland | Khimki, Russia |
| 17:00 BST | Prokhin 16' | Report | Stadium: Arena Khimki Attendance: 250 Referee: Luka Bilbija (Bosnia and Herzegovina) | |
| Note: On 28 February 2022, FIFA and UEFA suspended Russian national teams from all competitions due to the Russian invasion of Ukraine. [3] On 2 May 2022, UEFA declared all of their results to be null and void. [4] | ||||
| 12 October 2023 UEFA U-21 Group C Qualifier | Spain  | 3–0 | Northern Ireland | Seville, Spain |
| 19:45 BST | Report | Stadium: Estadio de La Cartuja Referee: Vitaliy Romanov (Ukraine) |
| 12 November 2023 UEFA U-21 Group C Qualifier | Northern Ireland | 4–0 |  Lithuania | Ballymena, Northern Ireland |
| 14:00 GMT |
| Report | Stadium: Ballymena Showgrounds Referee: Joonas Jaanovits (Estonia) |
| 16 November 2023 UEFA U-21 Group C Qualifier | Northern Ireland | 0–2 | Malta | Lurgan, Northern Ireland |
| 19:30 GMT | Report | Grima 49' Zammit 89' | Stadium: Mourneview Park Attendance: 347 Referee: Kári Á Høvdanum (Faroe Islands) |
2022
| 25 March 2023 UEFA U-21 Group C Qualifier | Slovakia | 2–1 | Northern Ireland | Žilina, Slovakia |
| 15:00 GMT | Trusa 37' Kadák 86' (pen.) | Report | Johnston 61' | Stadium: Štadión pod Dubňom Attendance: 1,377 Referee: Visar Kastrati (Kosovo) |
| 28 March International friendly | France  | 5–0 | Northern Ireland | Calais, France |
| 19:45 BST | Larouci 21' Diop 64'Gouiri 66'Caqueret 73'Kalimuendo 76' | Report | Stadium: Stade de l'Épopée |
| 3 June 2023 UEFA U-21 Group C Qualifier | Northern Ireland | 0–6 | Spain | Larne, Northern Ireland |
| 13:00 BST | Report | Ruiz 22' Gil 50', 61'Miranda 64'Riquelme 76'V. Gómez 87' | Stadium: Inver Park Attendance: 1,100 Referee: Vitālijs Spasjoņņikovs (Latvia) |
| 7 June 2023 UEFA U-21 Group C Qualifier | Lithuania | 1–1 | Northern Ireland | Alytus, Lithuania |
| 16:00 BST | Tutyškinas 90+7' | Report | Taylor 17' | Stadium: Alytus Stadium Referee: Nenad Minaković (Serbia) |
| 22 September International friendly | Northern Ireland | 1–3 | Scotland | Belfast, Northern Ireland |
| 14:30 BST | McKee 72' | Report | Bowie 35' Doak 37'Mulligan 57' | Stadium: Blanchflower Park |
| 25 September International friendly | Scotland | 1–1 | Northern Ireland | Paisley, Scotland |
| 14:00 BST | Clarke 3' | Report | Taylor 17' | Stadium: St Mirren Park |
2023
| 7 September 2025 UEFA U-21 Group F Qualifier | Northern Ireland | 0–1 |  Luxembourg | Lurgan, Northern Ireland |
| 14:00 BST | report | Rodrigues 13' | Stadium: Mourneview Park Attendance: 333 Referee: Andreas Argyrou (Cyprus) |
| 12 September 2025 UEFA U-21 Group F Qualifier | Ukraine | 1–0 | Northern Ireland | Poprad, Slovakia |
| 17:30 BST | Roman 70' | report | Stadium: Národné tréningové centrum Poprad Attendance: 275 Referee: Kai Erik Steen (Norway) |
| 12 October 2025 UEFA U-21 Group F Qualifier | Azerbaijan  | 0–1 | Northern Ireland | Baku, Azerbaijan |
| 15:00 BST | report | McGuckin 19' | Stadium: Dalga Arena Attendance: 300 Referee: Georgi Davidov (Bulgaria) |
| 16 October 2025 UEFA U-21 Group F Qualifier | Northern Ireland | 1–2 |  Serbia | Lurgan, Northern Ireland |
| 19:30 BST | McGuckin 51' (pen.) | report | Lučić 15' Pantović 82' | Stadium: Mourneview Park Attendance: 433 Referee: Kristoffer Hagenes (Norway) |
| 21 November 2025 UEFA U-21 Group F Qualifier | England  | 3–0 | Northern Ireland | Liverpool, England |
| 19:45 GMT | report | Stadium: Goodison Park Attendance: 7,890 Referee: Lothar D'hondt (Belgium) |
2024
| 21 March Friendly | Czech Republic  | 3–0 | Northern Ireland | Pardubice, Czech Republic |
| 16:30 GMT | Sejk 17', 34' Halinský 78' | Stadium: CFIG Arena Attendance: 2,892 |
| 26 March 2025 UEFA U-21 Group F Qualifier | Serbia | 1–2 | Northern Ireland | Leskovac, Serbia |
| 17:00 GMT | Mitrović 39' | Report | Allen 56' Farquhar 70' | Stadium: Dubočica Stadium Attendance: 2,958 Referee: Yigal Frid (Israel) |
| 6 September 2025 UEFA U-21 Group F Qualifier | Northern Ireland | 0–0 | England | Ballymena, Northern Ireland |
| 19:45 BST | Report | Stadium: Ballymena Showgrounds Attendance: 3,237 Referee: David Šmajc (Slovenia) |
| 10 September 2025 UEFA U-21 Group F Qualifier | Northern Ireland | 1–2 | Ukraine | Ballymena, Northern Ireland |
| 19:45 BST | Allen 81' (pen.) | Report | Voloshyn 10' Braharu 30' | Stadium: Ballymena Showgrounds Attendance: 697 Referee: Oliver Reitala (Finland) |
| 12 October 2025 UEFA U-21 Group F Qualifier | Northern Ireland | 5–0 | Azerbaijan | Ballymena, Northern Ireland |
| 15:00 BST | Allen 11' (pen.) McKiernan 56'Kelly 64'Devenny 68'Samigullin 81' (o.g.) | report | Stadium: Ballymena Showgrounds Attendance: 440 Referee: Heini Ziskason Viðoy (Faroe Islands) |
| 15 October 2025 UEFA U-21 Group F Qualifier | Luxembourg | 0–0 | Northern Ireland | Esch-sur-Alzette, Luxembourg |
| 19:30 BST | report | Stadium: Stade Émile Mayrisch Attendance: 257 Referee: Visar Kastrati (Kosovo) |