Referees from United Kingdom
| Alan Black | Hometown: Antrim | Intl. since: |
| Mark Courtney | Hometown: Dungannon | Intl. since: 2002 |
| Adrian McCourt | Hometown: | Intl. since: 2003 |
| Michael Ross | Hometown: | Intl. since: |
| David Malcolm | Hometown: Bangor | Intl. since: 1999 |
| Leslie Irvine | Hometown: (london)derry | Intl. since: |
| Stephen Weatherall | Hometown: | Intl. since: |
| John Ferry | Hometown: (london)derry | Intl. since: |
| Alan Snoddy | Hometown: Lisburn | Intl. since: 1980 |
| Malcolm Moffatt | Hometown: Craigavon / Gilford | Intl. since: 1978 |
| John Adair | Hometown: Belfast | Intl. since: |
| Eric Smyton | Hometown: Dungannon | Intl. since: 1970 |
| Hugh Wilson | Hometown: Belfast | Intl. since: |
| Malcolm Wright | Hometown: Portadown | Intl. since: |
| Frederick McKnight | Hometown: Newtownards | Intl. since: |
| Herbert Barr | Hometown: | Intl. since: |
| Oliver Donnelly | Hometown: Newtownabbey | Intl. since: |
| William McLean | Hometown: | Intl. since: |
| Samuel Thompson | Hometown: | Intl. since: |
| William Hamilton | Hometown: | Intl. since: |
| David Victor Maxwell | Hometown: Belfast | Intl. since: |
| Patrick Morris | Hometown: Belfast | Intl. since: |
| Thomas James Mitchell | Hometown: Lurgan | Intl. since: |
| James Lawther | Hometown: Bangor | Intl. since: |
| Jack Poucher | Hometown: Newry | Intl. since: 1978 |
| Thomas Perry | Hometown: Newtownabbey | Intl. since: |
| Sam Carswell | Hometown: Belfast | Intl. since: |
| Raymond Crangle | Hometown: Belfast | Intl. since: 2010 |
| - - Cahill* | Hometown: | Intl. since: |
| Robert Gibb Arbuthnot | Hometown: Belfast | Intl. since: |
| William Gault Strange | Hometown: Carnmoney | Intl. since: |
| Robert Campbell | Hometown: Dungannon | Intl. since: |
| George Keatley | Hometown: | Intl. since: |
| John Davidson | Hometown: County Down | Intl. since: |
| Robert Alexander Graham | Hometown: Belfast | Intl. since: |
| Walter Williams | Hometown: Belfast | Intl. since: |
| John Russell | Hometown: Belfast | Intl. since: |
| Herbert Frederick Brown | Hometown: Belfast / Newtownabbey | Intl. since: |
| Samuel Edgar Cummings | Hometown: Belfast | Intl. since: |
| Matthew Morrison | Hometown: Derry | Intl. since: |
| William Smyth | Hometown: Belfast | Intl. since: |
| James McMullan | Hometown: Dungannon | Intl. since: |
| John Lorimer | Hometown: Belfast | Intl. since: |
| Redmond Joseph McFadden | Hometown: Derry | Intl. since: |
| Samuel Patterson | Hometown: Belfast | Intl. since: |
| Jim Haughey | Hometown: | Intl. since: |
| Arnold Hunter | Hometown: Fermanagh | Intl. since: 2011 |
| Robert Stewart | Hometown: Finaghy | Intl. since: |
| John McDonald | Hometown: | Intl. since: |
| Andrew Ritchie | Hometown: | Intl. since: |
| Norman Loughins | Hometown: | Intl. since: |
| Mervyn Smyth | Hometown: | Intl. since: 2013 |
| Tim Marshall | Hometown: | Intl. since: 2015 |
| Andrew Davey | Hometown: | Intl. since: 2016 |
| Keith Kennedy | Hometown: | Intl. since: 2017 |
| Ian McNabb | Hometown: | Intl. since: 2017 |
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