Tallest: 1 · Year
By quarter-hour; stoppage time counts as the 45th or 90th minute.
Tallest: 1 · Minute
Republic of Ireland's matches with known line-ups from their first recorded cap to their last.
| With them | 1 | 1 | 0 | 0 | 2 | 0 | 100% |
| Without them | 0 | 0 | 0 | 0 | 0 | 0 | — |
| Alexandr Mostovoi | Russia | 1 |
| Dmitri Khleshtov | Russia | 1 |
| Dmitri Khokhlov | Russia | 1 |
| Dmitry Alenichev | Russia | 1 |
| Egor Titov | Russia | 1 |
| Igor Chugainov | Russia | 1 |
| Marat Izmailov | Russia | 1 |
| Ruslan Nigmatullin | Russia | 1 |
| Sergey Semak | Russia | 1 |
| Valeri Karpin | Russia | 1 |
Finals and qualifying campaigns alike.
| 1 Sep 1999 | v Serbia | 2–1 | 69′ | — | Winning goal | 2–1 | UEFA Euro qualification 1999 |
| 6 Sep 1997 | v Iceland | 4–2 | 79′ | — | Extended lead | 4–2 | FIFA World Cup qualification 1997 |
In a recorded line-up, on the scoresheet or booked. “—” where the line-up isn't known.
| 13 Feb 2002 | v Russia | 2–0 | came on 45′ | 45 | — | — | Friendly |
| 1 Sep 1999 | v Serbia | 2–1 | — | — | 1 | — | UEFA Euro qualification 1999 |
| 6 Sep 1997 | v Iceland | 4–2 | — | — | 1 | — | FIFA World Cup qualification 1997 |
Caps, goals and cards count what the sources record: line-ups from about 2003 (World Cups from 1970, friendlies from about 2016), and few scorers in older friendlies — so career totals run low.